diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c85999b89..9e0c4a675 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -234,7 +234,7 @@ jobs:
     strategy:
       matrix:
         sanitizer: [ADDRESS, THREAD, UNDEFINED]
-        build_type: [Debug, Release]
+        build_type: [Debug]
 
     steps:
       - name: Clone
diff --git a/src/unicode.cpp b/src/unicode.cpp
index b6abc56d9..89180da41 100644
--- a/src/unicode.cpp
+++ b/src/unicode.cpp
@@ -12,16 +12,7 @@
 #include <cstdint>
 #include <locale>
 #include <map>
-
-// silence warnings triggered by a gcc bug when using sanitizers
-// ref: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105562#c21
-#pragma GCC diagnostic push
-#if defined __SANITIZE_ADDRESS__ && defined __OPTIMIZE__
-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
-#endif
 #include <regex>
-#pragma GCC diagnostic pop
-
 #include <stdexcept>
 #include <string>
 #include <unordered_map>