diff --git a/nextroll.dict b/nextroll.dict
index 580276f..af41619 100644
--- a/nextroll.dict
+++ b/nextroll.dict
@@ -35,6 +35,8 @@ lay_clauses
 lay_items
 old-reliable
 otp25
+otp26
+otp27
 paragraph-format
 per-file
 plugin
diff --git a/test/otp_formatter_SUITE.erl b/test/otp_formatter_SUITE.erl
index 55e9f4f..078d7b0 100644
--- a/test/otp_formatter_SUITE.erl
+++ b/test/otp_formatter_SUITE.erl
@@ -17,7 +17,16 @@ test_app(_Config) ->
         case string:to_integer(
                  erlang:system_info(otp_release))
         of
-            {N, _} when N >= 25 ->
+            {N, _} when N >= 26 ->
+                {ignore,
+                 ["src/strings/non_heredoc.erl", %% newlines in strings are treated differently since OTP26
+                  "src/*_ignore.erl",
+                  "src/comments.erl",
+                  "src/ignored_file_config.erl",
+                  "src/dodge_macros.erl",
+                  "src/macros_in_specs.erl",
+                  "src/receive_after.erl"]};
+            {25, _} ->
                 {ignore,
                  ["src/*_ignore.erl",
                   "src/comments.erl",
diff --git a/test/test_app_SUITE.erl b/test/test_app_SUITE.erl
index 0917321..a2ebc1f 100644
--- a/test/test_app_SUITE.erl
+++ b/test/test_app_SUITE.erl
@@ -50,7 +50,10 @@ init_test_app() ->
         case string:to_integer(
                  erlang:system_info(otp_release))
         of
-            {N, []} when N >= 25 ->
+            {N, _} when N >= 26 ->
+                %% newlines in strings are treated differently since OTP26
+                {ignore, ["src/strings/non_heredoc.erl", "src/*_ignore.erl", "src/ignored_file_config.erl"]};
+            {25, _} ->
                 {ignore, ["src/*_ignore.erl", "src/ignored_file_config.erl"]};
             _ ->
                 {ignore, ["src/*_ignore.erl", "src/ignored_file_config.erl", "src/otp25.erl"]}
diff --git a/test_app/after/src/strings/non_heredoc.erl b/test_app/after/src/strings/non_heredoc.erl
new file mode 100644
index 0000000..9de6ef5
--- /dev/null
+++ b/test_app/after/src/strings/non_heredoc.erl
@@ -0,0 +1,15 @@
+-module(strings).
+
+-export([heredoc/0]).
+
+-format #{inline_expressions => true}.
+
+heredoc() ->
+    {ok,
+     "" "
+This is
+a multiline
+heredoc but there are
+no multiline heredocs in Erlang :'(
+"
+     ""}.
diff --git a/test_app/after/src/strings/strings.erl b/test_app/after/src/strings/strings.erl
index d08e8fd..027f81a 100644
--- a/test_app/after/src/strings/strings.erl
+++ b/test_app/after/src/strings/strings.erl
@@ -7,22 +7,12 @@
 -attr({with, "a string"}).
 
 all() ->
-    heredoc(), superlong(), repeat(), multiple_calls(), characters(), multiline_with_spaces().
+    superlong(), repeat(), multiple_calls(), characters(), multiline_with_spaces().
 
 superlong() ->
     "This is a super super super super super super super super super super super super super super super super super super super super super super super super super super super super super long string!"
     "Shouldn't be truncated since truncate_strings => false by default".
 
-heredoc() ->
-    {ok,
-     "" "
-This is
-a multiline
-heredoc but there are
-no multiline heredocs in Erlang :'(
-"
-     ""}.
-
 repeat() ->
     ["hello", "there", "hello", "there", "hello", "there" | repeat_more()].
 
diff --git a/test_app/src/strings/non_heredoc.erl b/test_app/src/strings/non_heredoc.erl
new file mode 100644
index 0000000..9de6ef5
--- /dev/null
+++ b/test_app/src/strings/non_heredoc.erl
@@ -0,0 +1,15 @@
+-module(strings).
+
+-export([heredoc/0]).
+
+-format #{inline_expressions => true}.
+
+heredoc() ->
+    {ok,
+     "" "
+This is
+a multiline
+heredoc but there are
+no multiline heredocs in Erlang :'(
+"
+     ""}.
diff --git a/test_app/src/strings/strings.erl b/test_app/src/strings/strings.erl
index 50e2347..87048ee 100644
--- a/test_app/src/strings/strings.erl
+++ b/test_app/src/strings/strings.erl
@@ -7,7 +7,6 @@
 -attr({with, "a string"}).
 
 all() ->
-  heredoc(),
   superlong(),
   repeat(),
   multiple_calls(),
@@ -19,14 +18,6 @@ superlong() ->
   "This is a super super super super super super super super super super super super super super super super super super super super super super super super super super super super super long string!"
   "Shouldn't be truncated since truncate_strings => false by default".
 
-heredoc() ->
-{ok, """
-This is
-a multiline
-heredoc but there are
-no multiline heredocs in Erlang :'(
-"""}.
-
 repeat() ->
   ["hello", "there",
   "hello", "there",