diff --git a/src/shared/password-quality-util-passwdqc.c b/src/shared/password-quality-util-passwdqc.c
index 31b84c6a0f..5b0b22458b 100644
--- a/src/shared/password-quality-util-passwdqc.c
+++ b/src/shared/password-quality-util-passwdqc.c
@@ -15,12 +15,12 @@
 
 static void *passwdqc_dl = NULL;
 
-DLSYM_PROTOTYPE(passwdqc_params_reset) = NULL;
-DLSYM_PROTOTYPE(passwdqc_params_load) = NULL;
-DLSYM_PROTOTYPE(passwdqc_params_parse) = NULL;
-DLSYM_PROTOTYPE(passwdqc_params_free) = NULL;
-DLSYM_PROTOTYPE(passwdqc_check) = NULL;
-DLSYM_PROTOTYPE(passwdqc_random) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_params_reset) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_params_load) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_params_parse) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_params_free) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_check) = NULL;
+static DLSYM_PROTOTYPE(passwdqc_random) = NULL;
 
 DEFINE_TRIVIAL_CLEANUP_FUNC_FULL_RENAME(passwdqc_params_t*, sym_passwdqc_params_free, passwdqc_params_freep, NULL);
 
diff --git a/src/shared/password-quality-util-pwquality.c b/src/shared/password-quality-util-pwquality.c
index 33cd162271..05d85bd696 100644
--- a/src/shared/password-quality-util-pwquality.c
+++ b/src/shared/password-quality-util-pwquality.c
@@ -18,14 +18,14 @@
 
 static void *pwquality_dl = NULL;
 
-DLSYM_PROTOTYPE(pwquality_check) = NULL;
-DLSYM_PROTOTYPE(pwquality_default_settings) = NULL;
-DLSYM_PROTOTYPE(pwquality_free_settings) = NULL;
-DLSYM_PROTOTYPE(pwquality_generate) = NULL;
-DLSYM_PROTOTYPE(pwquality_get_str_value) = NULL;
-DLSYM_PROTOTYPE(pwquality_read_config) = NULL;
-DLSYM_PROTOTYPE(pwquality_set_int_value) = NULL;
-DLSYM_PROTOTYPE(pwquality_strerror) = NULL;
+static DLSYM_PROTOTYPE(pwquality_check) = NULL;
+static DLSYM_PROTOTYPE(pwquality_default_settings) = NULL;
+static DLSYM_PROTOTYPE(pwquality_free_settings) = NULL;
+static DLSYM_PROTOTYPE(pwquality_generate) = NULL;
+static DLSYM_PROTOTYPE(pwquality_get_str_value) = NULL;
+static DLSYM_PROTOTYPE(pwquality_read_config) = NULL;
+static DLSYM_PROTOTYPE(pwquality_set_int_value) = NULL;
+static DLSYM_PROTOTYPE(pwquality_strerror) = NULL;
 
 DEFINE_TRIVIAL_CLEANUP_FUNC_FULL_RENAME(pwquality_settings_t*, sym_pwquality_free_settings, pwquality_free_settingsp, NULL);