diff --git a/shared/systemd/sd-adapt-shared/nm-sd-adapt-shared.h b/shared/systemd/sd-adapt-shared/nm-sd-adapt-shared.h
index 06008ce86..b10722d71 100644
--- a/shared/systemd/sd-adapt-shared/nm-sd-adapt-shared.h
+++ b/shared/systemd/sd-adapt-shared/nm-sd-adapt-shared.h
@@ -111,9 +111,10 @@ raw_getpid (void) {
 #endif
 }
 
-static inline pid_t gettid(void) {
+static inline pid_t _nm_gettid(void) {
         return (pid_t) syscall(SYS_gettid);
 }
+#define gettid() _nm_gettid ()
 
 /* we build with C11 and thus <uchar.h> provides char32_t,char16_t. */
 #define HAVE_CHAR32_T 1