diff --git a/R/extract_parameters.R b/R/extract_parameters.R
index 2b8543630..61411246c 100644
--- a/R/extract_parameters.R
+++ b/R/extract_parameters.R
@@ -945,12 +945,12 @@
     }
 
     type <- switch(standardize,
-      "all" = ,
-      "std.all" = "std.all",
-      "latent" = ,
-      "std.lv" = "std.lv",
-      "no_exogenous" = ,
-      "std.nox" = "std.nox",
+      all = ,
+      std.all = "std.all",
+      latent = ,
+      std.lv = "std.lv",
+      no_exogenous = ,
+      std.nox = "std.nox",
       "std.all"
     )
 
diff --git a/R/extract_parameters_anova.R b/R/extract_parameters_anova.R
index 69cd2d8b7..ab3e2df9b 100644
--- a/R/extract_parameters_anova.R
+++ b/R/extract_parameters_anova.R
@@ -226,10 +226,10 @@
       }
       eigs <- Re(eigen(qr.coef(qr_value, model$SSP[[i]]), symmetric = FALSE)$values)
       test <- switch(model$test,
-        "Pillai" = .pillai_test(eigs, model$df[i], model$error.df),
-        "Wilks" = .wilks_test(eigs, model$df[i], model$error.df),
-        "Hotelling-Lawley" = .hl_test(eigs, model$df[i], model$error.df),
-        "Roy" = .roy_test(eigs, model$df[i], model$error.df)
+        Pillai = .pillai_test(eigs, model$df[i], model$error.df),
+        Wilks = .wilks_test(eigs, model$df[i], model$error.df),
+        `Hotelling-Lawley` = .hl_test(eigs, model$df[i], model$error.df),
+        Roy = .roy_test(eigs, model$df[i], model$error.df)
       )
       data.frame(
         Parameter = model$terms[i],
diff --git a/R/extract_random_parameters.R b/R/extract_random_parameters.R
index cdd8e7d8c..c8dc8325d 100644
--- a/R/extract_random_parameters.R
+++ b/R/extract_random_parameters.R
@@ -64,9 +64,9 @@
 
   # filter component
   out <- switch(component,
-    "zi" = ,
-    "zero_inflated" = out[out$Component == "zi", ],
-    "conditional" = out[out$Component == "cond", ],
+    zi = ,
+    zero_inflated = out[out$Component == "zi", ],
+    conditional = out[out$Component == "cond", ],
     out
   )
 
diff --git a/R/format_df_adjust.R b/R/format_df_adjust.R
index 6f6377461..458a45afe 100644
--- a/R/format_df_adjust.R
+++ b/R/format_df_adjust.R
@@ -19,15 +19,15 @@ format_df_adjust <- function(method,
   method <- tolower(method)
 
   out <- switch(method,
-    "kr" = ,
-    "kenward-rogers" = ,
-    "kenward-roger" = ,
-    "kenward" = "Kenward-Roger",
-    "ml1" = "m-l-1",
-    "betwithin" = ,
-    "bw" = "Between-within",
-    "fit" = "Residual",
-    "boot" = "Bootstrapped",
+    kr = ,
+    `kenward-rogers` = ,
+    `kenward-roger` = ,
+    kenward = "Kenward-Roger",
+    ml1 = "m-l-1",
+    betwithin = ,
+    bw = "Between-within",
+    fit = "Residual",
+    boot = "Bootstrapped",
     insight::format_capitalize(method)
   )
 
diff --git a/R/format_order.R b/R/format_order.R
index e03c1684b..583324a53 100644
--- a/R/format_order.R
+++ b/R/format_order.R
@@ -17,15 +17,15 @@ format_order <- function(order, textual = TRUE, ...) {
     order <- insight::format_number(order)
     parts <- unlist(strsplit(order, " ", fixed = TRUE))
     parts[length(parts)] <- switch(utils::tail(parts, 1),
-      "one" = "first",
-      "two" = "second",
-      "three" = "third",
-      "four" = "fourth",
-      "five" = "fifth",
-      "six" = "sixth",
-      "seven" = "seventh",
-      "eight" = "eigth",
-      "nine" = "ninth"
+      one = "first",
+      two = "second",
+      three = "third",
+      four = "fourth",
+      five = "fifth",
+      six = "sixth",
+      seven = "seventh",
+      eight = "eigth",
+      nine = "ninth"
     )
     out <- paste(parts, collapse = " ")
   } else {
@@ -39,16 +39,16 @@ format_order <- function(order, textual = TRUE, ...) {
       out <- paste0(
         number,
         switch(last,
-          "1" = "st",
-          "2" = "nd",
-          "3" = "rd",
-          "4" = "th",
-          "5" = "th",
-          "6" = "th",
-          "7" = "th",
-          "8" = "th",
-          "9" = "th",
-          "0" = "th"
+          `1` = "st",
+          `2` = "nd",
+          `3` = "rd",
+          `4` = "th",
+          `5` = "th",
+          `6` = "th",
+          `7` = "th",
+          `8` = "th",
+          `9` = "th",
+          `0` = "th"
         )
       )
     }
diff --git a/R/format_p_adjust.R b/R/format_p_adjust.R
index 024257ba8..b1b4713a8 100644
--- a/R/format_p_adjust.R
+++ b/R/format_p_adjust.R
@@ -15,16 +15,16 @@ format_p_adjust <- function(method) {
   method <- tolower(method)
 
   switch(method,
-    "holm" = "Holm (1979)",
-    "hochberg" = "Hochberg (1988)",
-    "hommel" = "Hommel (1988)",
-    "bonferroni" = "Bonferroni",
-    "fdr" = "Benjamini & Hochberg (1995)",
-    "bh" = "Benjamini & Hochberg (1995)",
-    "by" = "Benjamini & Yekutieli (2001)",
-    "tukey" = "Tukey",
-    "scheffe" = "Scheffe",
-    "sidak" = "Sidak",
+    holm = "Holm (1979)",
+    hochberg = "Hochberg (1988)",
+    hommel = "Hommel (1988)",
+    bonferroni = "Bonferroni",
+    fdr = "Benjamini & Hochberg (1995)",
+    bh = "Benjamini & Hochberg (1995)",
+    by = "Benjamini & Yekutieli (2001)",
+    tukey = "Tukey",
+    scheffe = "Scheffe",
+    sidak = "Sidak",
     method
   )
 }
diff --git a/R/format_parameters.R b/R/format_parameters.R
index 757e9d998..99538aae4 100644
--- a/R/format_parameters.R
+++ b/R/format_parameters.R
@@ -345,9 +345,9 @@ format_parameters.parameters_model <- function(model, ...) {
 #' @keywords internal
 .format_ordered <- function(degree, brackets = c("[", "]")) {
   switch(degree,
-    ".L" = paste0(brackets[1], "linear", brackets[2]),
-    ".Q" = paste0(brackets[1], "quadratic", brackets[2]),
-    ".C" = paste0(brackets[1], "cubic", brackets[2]),
+    `.L` = paste0(brackets[1], "linear", brackets[2]),
+    `.Q` = paste0(brackets[1], "quadratic", brackets[2]),
+    `.C` = paste0(brackets[1], "cubic", brackets[2]),
     paste0(
       brackets[1],
       parameters::format_order(as.numeric(gsub("^", "", degree, fixed = TRUE)), textual = FALSE),
diff --git a/R/methods_aov.R b/R/methods_aov.R
index 599849a9f..2e289aae8 100644
--- a/R/methods_aov.R
+++ b/R/methods_aov.R
@@ -353,12 +353,12 @@ model_parameters.maov <- model_parameters.aov
         return(type)
       }
       switch(type,
-        "1" = ,
-        "I" = 1,
-        "2" = ,
-        "II" = 2,
-        "3" = ,
-        "III" = 3,
+        `1` = ,
+        `I` = 1,
+        `2` = ,
+        `II` = 2,
+        `3` = ,
+        `III` = 3,
         1
       )
     }
diff --git a/R/methods_fixest.R b/R/methods_fixest.R
index 9b008b0f5..bb2a04d17 100644
--- a/R/methods_fixest.R
+++ b/R/methods_fixest.R
@@ -101,8 +101,8 @@ degrees_of_freedom.fixest <- function(model, method = "wald", ...) {
   }
 
   method <- switch(method,
-    "wald" = "t",
-    "residual" = "resid"
+    wald = "t",
+    residual = "resid"
   )
   fixest::degrees_freedom(model, type = method)
 }
diff --git a/R/methods_lme4.R b/R/methods_lme4.R
index fd70fe034..549317ef4 100644
--- a/R/methods_lme4.R
+++ b/R/methods_lme4.R
@@ -136,7 +136,7 @@ model_parameters.merMod <- function(model,
       ci_method <- "quantile"
     } else {
       ci_method <- switch(insight::find_statistic(model),
-        "t-statistic" = "residual",
+        `t-statistic` = "residual",
         "wald"
       )
     }
diff --git a/R/methods_metaplus.R b/R/methods_metaplus.R
index 66b3e0664..b227844ff 100644
--- a/R/methods_metaplus.R
+++ b/R/methods_metaplus.R
@@ -417,7 +417,7 @@ ci.meta_bma <- ci.meta_random
 
 .metabma_ci_columns <- function(ci_method, ci) {
   switch(toupper(ci_method),
-    "HDI" = sprintf(c("hpd%i_lower", "hpd%i_upper"), 100 * ci),
+    HDI = sprintf(c("hpd%i_lower", "hpd%i_upper"), 100 * ci),
     c(sprintf("%g%%", (100 * (1 - ci)) / 2), sprintf("%g%%", 100 - (100 * (1 - ci)) / 2))
   )
 }
diff --git a/R/methods_mmrm.R b/R/methods_mmrm.R
index 0b62fb890..af3b35469 100644
--- a/R/methods_mmrm.R
+++ b/R/methods_mmrm.R
@@ -15,7 +15,7 @@ model_parameters.mmrm <- function(model,
                                   verbose = TRUE,
                                   ...) {
   ci_method <- switch(model$method,
-    "Satterthwaite" = "satterthwaite",
+    Satterthwaite = "satterthwaite",
     "kenward"
   )
 
diff --git a/R/methods_quantreg.R b/R/methods_quantreg.R
index d4f75a641..4685fda8e 100644
--- a/R/methods_quantreg.R
+++ b/R/methods_quantreg.R
@@ -144,9 +144,9 @@ standard_error.rqss <- function(model,
   )
 
   switch(component,
-    "all" = rbind(out_cond, out_smooth),
-    "conditional" = out_cond,
-    "smooth_terms" = out_smooth
+    all = rbind(out_cond, out_smooth),
+    conditional = out_cond,
+    smooth_terms = out_smooth
   )
 }
 
@@ -269,9 +269,9 @@ p_value.rqss <- function(model,
   )
 
   switch(component,
-    "all" = rbind(out_cond, out_smooth),
-    "conditional" = out_cond,
-    "smooth_terms" = out_smooth
+    all = rbind(out_cond, out_smooth),
+    conditional = out_cond,
+    smooth_terms = out_smooth
   )
 }
 
diff --git a/R/p_calibrate.R b/R/p_calibrate.R
index 9ecd56b8e..d323f2e76 100644
--- a/R/p_calibrate.R
+++ b/R/p_calibrate.R
@@ -92,7 +92,7 @@ format.p_calibrate <- function(x, ...) {
 print.p_calibrate <- function(x, ...) {
   formatted <- format(x, ...)
   footer <- switch(attributes(x)$type,
-    "frequentist" = "Calibrated p-values indicate the posterior probability of H0.\n",
+    frequentist = "Calibrated p-values indicate the posterior probability of H0.\n",
     "Calibrated p-values indicate the Bayes Factor (evidence) in favor of H0 over H1.\n"
   )
   cat(insight::export_table(formatted, footer = c(footer, "blue"), ...))
diff --git a/R/sort_parameters.R b/R/sort_parameters.R
index 7d6a0c11f..38f69e5ba 100644
--- a/R/sort_parameters.R
+++ b/R/sort_parameters.R
@@ -40,8 +40,8 @@ sort_parameters.default <- function(x, sort = "none", column = "Coefficient", ..
 
   # new row indices to use for sorting
   new_row_order <- switch(sort,
-    "ascending" = order(x[[column]], decreasing = FALSE),
-    "descending" = order(x[[column]], decreasing = TRUE)
+    ascending = order(x[[column]], decreasing = FALSE),
+    descending = order(x[[column]], decreasing = TRUE)
   )
 
   x[new_row_order, ]
diff --git a/R/utils.R b/R/utils.R
index fd1783303..bb142b06d 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -51,9 +51,9 @@
 #' @keywords internal
 .filter_component <- function(dat, component) {
   switch(component,
-    "conditional" = dat[dat$Component == "conditional", ],
-    "zi" = ,
-    "zero_inflated" = dat[dat$Component == "zero_inflated", ],
+    conditional = dat[dat$Component == "conditional", ],
+    zi = ,
+    zero_inflated = dat[dat$Component == "zero_inflated", ],
     dat
   )
 }
diff --git a/R/utils_model_parameters.R b/R/utils_model_parameters.R
index 1f375b99a..eb62012a1 100644
--- a/R/utils_model_parameters.R
+++ b/R/utils_model_parameters.R
@@ -241,7 +241,7 @@
         emmean     = "Marginal Means",
         rate       = "Estimated Counts",
         ratio      = "Ratio",
-        Coefficient
+        "Coefficient"
       )
     }
   } else if (!is.null(info) && !info$family == "unknown") {