diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 9b8166f9..168d71b0 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -203,7 +203,7 @@ typedef enum _alpm_siglevel_t {
 	ALPM_SIG_DATABASE_MARGINAL_OK = (1 << 12),
 	ALPM_SIG_DATABASE_UNKNOWN_OK = (1 << 13),
 
-	ALPM_SIG_USE_DEFAULT = (1 << 31)
+	ALPM_SIG_USE_DEFAULT = (1 << 30)
 } alpm_siglevel_t;
 
 /** PGP signature verification status return codes */
diff --git a/lib/libalpm/db.h b/lib/libalpm/db.h
index 9673c7b1..05ef43e0 100644
--- a/lib/libalpm/db.h
+++ b/lib/libalpm/db.h
@@ -40,7 +40,7 @@ typedef enum _alpm_dbinfrq_t {
 	/* ALL should be info stored in the package or database */
 	INFRQ_ALL = INFRQ_BASE | INFRQ_DESC | INFRQ_FILES |
 		INFRQ_SCRIPTLET | INFRQ_DSIZE,
-	INFRQ_ERROR = (1 << 31)
+	INFRQ_ERROR = (1 << 30)
 } alpm_dbinfrq_t;
 
 /** Database status. Bitflags. */