diff --git a/contrib/jemalloc-cmake/include_linux_x86_64_musl/jemalloc/internal/jemalloc_internal_defs.h.in b/contrib/jemalloc-cmake/include_linux_x86_64_musl/jemalloc/internal/jemalloc_internal_defs.h.in
index ff97d297d8f..e08a2bed2ec 100644
--- a/contrib/jemalloc-cmake/include_linux_x86_64_musl/jemalloc/internal/jemalloc_internal_defs.h.in
+++ b/contrib/jemalloc-cmake/include_linux_x86_64_musl/jemalloc/internal/jemalloc_internal_defs.h.in
@@ -415,7 +415,7 @@
 /*
  * Defined if strerror_r returns char * if _GNU_SOURCE is defined.
  */
-#define JEMALLOC_STRERROR_R_RETURNS_CHAR_WITH_GNU_SOURCE
+/* #undef JEMALLOC_STRERROR_R_RETURNS_CHAR_WITH_GNU_SOURCE */
 
 /* Performs additional safety checks when defined. */
 /* #undef JEMALLOC_OPT_SAFETY_CHECKS */