diff --git a/libqpol/module_compiler.c b/libqpol/module_compiler.c
index d0c8ba3..d9e54bb 100644
--- a/libqpol/module_compiler.c
+++ b/libqpol/module_compiler.c
@@ -709,7 +709,7 @@ int add_perm_to_class(uint32_t perm_value, uint32_t class_value)
 	assert(class_value >= 1);
 	scope = &decl->required;
 	if (class_value > scope->class_perms_len) {
-		int i;
+		uint32_t i;
 		ebitmap_t *new_map = realloc(scope->class_perms_map,
 					     class_value * sizeof(*new_map));
 		if (new_map == NULL) {
@@ -1233,7 +1233,7 @@ int require_cat(int pass)
 
 static int is_scope_in_stack(scope_datum_t * scope, scope_stack_t * stack)
 {
-	int i;
+	uint32_t i;
 	if (stack == NULL) {
 		return 0;	/* no matching scope found */
 	}
@@ -1490,7 +1490,7 @@ int begin_optional_else(int pass)
 
 static int copy_requirements(avrule_decl_t * dest, scope_stack_t * stack)
 {
-	int i;
+	uint32_t i;
 	if (stack == NULL) {
 		return 0;
 	}
diff --git a/libqpol/policy_define.c b/libqpol/policy_define.c
index d9c83bf..7c384e4 100644
--- a/libqpol/policy_define.c
+++ b/libqpol/policy_define.c
@@ -915,7 +915,7 @@ int define_sens(void)
 int define_dominance(void)
 {
 	level_datum_t *datum;
-	int order;
+	uint32_t order;
 	char *id;
 
 	if (!mlspol) {
diff --git a/libqpol/policy_extend.c b/libqpol/policy_extend.c
index a374d14..945f4e9 100644
--- a/libqpol/policy_extend.c
+++ b/libqpol/policy_extend.c
@@ -539,7 +539,7 @@ static int qpol_policy_match_system(qpol_policy_t * policy)
 		errno = error;
 		return -1;
 	}
-	if (policy->p->p.policyvers > kernvers) {
+	if (policy->p->p.policyvers > (unsigned)kernvers) {
 		if (sepol_policydb_set_vers(policy->p, kernvers)) {
 			error = errno;
 			ERR(policy, "Could not downgrade policy to version %d.", kernvers);