diff --git a/R/rules-line-breaks.R b/R/rules-line-breaks.R
index 0a7d3881b..b3def4244 100644
--- a/R/rules-line-breaks.R
+++ b/R/rules-line-breaks.R
@@ -231,13 +231,14 @@ remove_line_break_before_round_closing_after_curly <- function(pd) {
 
 remove_line_breaks_in_fun_dec <- function(pd) {
   if (is_function_declaration(pd)) {
+    is_double_indention <- is_double_indent_function_declaration(pd)
     round_after <- (
       pd$token == "')'" | pd$token_before == "'('"
     ) &
       pd$token_before != "COMMENT"
     pd$lag_newlines[pd$lag_newlines > 1L] <- 1L
     pd$lag_newlines[round_after] <- 0L
-    if (is_double_indent_function_declaration(pd)) {
+    if (is_double_indention) {
       pd$lag_newlines[lag(pd$token == "'('")] <- 1L
     }
   }
diff --git a/tests/testthat/unindention/mixed-double-out.R b/tests/testthat/unindention/mixed-double-out.R
index 669e14578..a1c7e24d2 100644
--- a/tests/testthat/unindention/mixed-double-out.R
+++ b/tests/testthat/unindention/mixed-double-out.R
@@ -58,7 +58,8 @@ function(
 }
 
 
-function(x, y) {
+function(
+    x, y) {
   1
 }
 
@@ -70,9 +71,15 @@ function(x,
 
 
 # last brace
-function(x, y) NULL
+function(
+    x, y) {
+  NULL
+}
 
-function(x, y) NULL
+function(
+    x, y) {
+  NULL
+}
 
 function(
     x,