diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 051a0bc031..c410fd0466 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -8503,7 +8503,7 @@ qemuBuildSmartcardCommandLine(virLogManagerPtr logManager,
 }
 
 
-char *
+static char *
 qemuBuildShmemDevStr(virDomainDefPtr def,
                      virDomainShmemDefPtr shmem,
                      virQEMUCapsPtr qemuCaps)
diff --git a/src/qemu/qemu_command.h b/src/qemu/qemu_command.h
index 0c0b8f1a38..2f2a6ff877 100644
--- a/src/qemu/qemu_command.h
+++ b/src/qemu/qemu_command.h
@@ -150,10 +150,6 @@ int qemuBuildRNGBackendProps(virDomainRNGDefPtr rng,
                              const char **type,
                              virJSONValuePtr *props);
 
-char *qemuBuildShmemDevStr(virDomainDefPtr def,
-                           virDomainShmemDefPtr shmem,
-                           virQEMUCapsPtr qemuCaps);
-
 int qemuOpenPCIConfig(virDomainHostdevDefPtr dev);
 
 /* Current, best practice */