diff --git a/package/utils/px5g-mbedtls/Makefile b/package/utils/px5g-mbedtls/Makefile
index 05038373880..217e37a70b4 100644
--- a/package/utils/px5g-mbedtls/Makefile
+++ b/package/utils/px5g-mbedtls/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=px5g-mbedtls
-PKG_RELEASE:=13
+PKG_RELEASE:=14
 PKG_LICENSE:=LGPL-2.1
 
 PKG_BUILD_FLAGS:=no-mips16
diff --git a/package/utils/px5g-mbedtls/px5g-mbedtls.c b/package/utils/px5g-mbedtls/px5g-mbedtls.c
index 1e8711d66fc..4247a5790cc 100644
--- a/package/utils/px5g-mbedtls/px5g-mbedtls.c
+++ b/package/utils/px5g-mbedtls/px5g-mbedtls.c
@@ -157,7 +157,7 @@ static void gen_key(mbedtls_pk_context *key, bool rsa, int ksize, int exp,
 int dokey(bool rsa, char **arg)
 {
 	mbedtls_pk_context key;
-	unsigned int ksize = 512;
+	unsigned int ksize = 2048;
 	int exp = 65537;
 	char *path = NULL;
 	bool pem = true;
@@ -212,7 +212,7 @@ int selfsigned(char **arg)
 	size_t iplen;
 
 	char *subject = "";
-	unsigned int ksize = 512;
+	unsigned int ksize = 2048;
 	int exp = 65537;
 	unsigned int days = 30;
 	char *keypath = NULL, *certpath = NULL;