diff --git a/src/gcc-preinclude.h b/src/gcc-preinclude.h
index f7e5ed59f..7a52a4dc1 100644
--- a/src/gcc-preinclude.h
+++ b/src/gcc-preinclude.h
@@ -12,6 +12,7 @@
 __asm__(".symver memcpy,memcpy@GLIBC_2.2.5");
 __asm__(".symver exp,exp@GLIBC_2.2.5");
 __asm__(".symver log,log@GLIBC_2.2.5");
+__asm__(".symver log2,log2@GLIBC_2.2.5");
 __asm__(".symver pow,pow@GLIBC_2.2.5");
 __asm__(".symver fcntl64,fcntl@GLIBC_2.2.5");
 #endif
@@ -20,6 +21,7 @@ __asm__(".symver fcntl64,fcntl@GLIBC_2.2.5");
 __asm__(".symver memcpy,memcpy@GLIBC_2.17");
 __asm__(".symver exp,exp@GLIBC_2.17");
 __asm__(".symver log,log@GLIBC_2.17");
+__asm__(".symver log2,log2@GLIBC_2.17");
 __asm__(".symver pow,pow@GLIBC_2.17");
 __asm__(".symver fcntl64,fcntl@GLIBC_2.17");
 #endif