diff --git a/include/grub/mips/dl.h b/include/grub/mips/dl.h
index 4dbd97ca9..9f8404e72 100644
--- a/include/grub/mips/dl.h
+++ b/include/grub/mips/dl.h
@@ -20,6 +20,6 @@
 #define GRUB_CPU_DL_H	1
 
 /* Dummy __gnu_local_gp. Resolved by linker.  */
-char EXPORT_VAR (__gnu_local_gp);
+extern char EXPORT_VAR (__gnu_local_gp);
 
 #endif /* ! GRUB_CPU_DL_H */
diff --git a/kern/mips/dl.c b/kern/mips/dl.c
index e25ccce3a..a937c79b4 100644
--- a/kern/mips/dl.c
+++ b/kern/mips/dl.c
@@ -25,6 +25,9 @@
 #include <grub/mm.h>
 #include <grub/cpu/dl.h>
 
+/* Dummy __gnu_local_gp. Resolved by linker.  */
+char __gnu_local_gp;
+
 /* Check if EHDR is a valid ELF header.  */
 grub_err_t
 grub_arch_dl_check_header (void *ehdr)