diff --git a/openmp/runtime/src/kmp_global.cpp b/openmp/runtime/src/kmp_global.cpp
index c3bc235a44fa3..87c0a66a16c0a 100644
--- a/openmp/runtime/src/kmp_global.cpp
+++ b/openmp/runtime/src/kmp_global.cpp
@@ -172,7 +172,7 @@ int __kmp_ncores = 0;
 int __kmp_chunk = 0;
 int __kmp_force_monotonic = 0;
 int __kmp_abort_delay = 0;
-#if (KMP_OS_LINUX || KMP_OS_AIX) && defined(KMP_TDATA_GTID)
+#if (KMP_OS_LINUX || KMP_OS_AIX || KMP_OS_SOLARIS) && defined(KMP_TDATA_GTID)
 int __kmp_gtid_mode = 3; /* use __declspec(thread) TLS to store gtid */
 int __kmp_adjust_gtid_mode = FALSE;
 #elif KMP_OS_WINDOWS