diff --git a/src/ssl_asn1.c b/src/ssl_asn1.c
index 5c5d90685..3075665dc 100644
--- a/src/ssl_asn1.c
+++ b/src/ssl_asn1.c
@@ -65,6 +65,9 @@ static int wolfssl_asn1_item_new(void** item, int type)
         case WOLFSSL_ASN1_BIT_STRING_ASN1:
             *(WOLFSSL_ASN1_BIT_STRING**)item = wolfSSL_ASN1_BIT_STRING_new();
             break;
+        case WOLFSSL_ASN1_INTEGER_ASN1:
+           *(WOLFSSL_ASN1_INTEGER**)item = wolfSSL_ASN1_INTEGER_new();
+           break;
         default:
             WOLFSSL_MSG("Type not supported in wolfSSL_ASN1_item_new");
             *(void**)item = NULL;
@@ -128,6 +131,9 @@ static void wolfssl_asn1_item_free(void** item, int type)
         case WOLFSSL_ASN1_BIT_STRING_ASN1:
             wolfSSL_ASN1_BIT_STRING_free(*(WOLFSSL_ASN1_BIT_STRING**)item);
             break;
+        case WOLFSSL_ASN1_INTEGER_ASN1:
+            wolfSSL_ASN1_INTEGER_free(*(WOLFSSL_ASN1_INTEGER**)item);
+            break;
         default:
             WOLFSSL_MSG("Type not supported in wolfSSL_ASN1_item_free");
     }
@@ -225,6 +231,17 @@ static int wolfssl_i2d_asn1_item(void** item, int type, byte* buf)
             len = wolfSSL_i2d_ASN1_BIT_STRING(
                 *(const WOLFSSL_ASN1_BIT_STRING**)item, buf);
             break;
+        case WOLFSSL_ASN1_INTEGER_ASN1:
+        {
+            byte *tmp_buf = buf;
+            len = wolfSSL_i2d_ASN1_INTEGER(
+                *(const WOLFSSL_ASN1_INTEGER**)item, &tmp_buf);
+            if ((buf == NULL) && (tmp_buf != NULL)) {
+                XFREE(tmp_buf, NULL, DYNAMIC_TYPE_ASN1);
+                tmp_buf = NULL;
+            }
+        }
+        break;
         default:
             WOLFSSL_MSG("Type not support in processMembers");
             len = 0;
@@ -543,7 +560,7 @@ WOLFSSL_ASN1_INTEGER* wolfSSL_ASN1_INTEGER_new(void)
 void wolfSSL_ASN1_INTEGER_free(WOLFSSL_ASN1_INTEGER* in)
 {
     if ((in != NULL) && (in->isDynamic)) {
-        /* Dispose of any data allocated in BIT_STRING. */
+        /* Dispose of any data allocated in INTEGER. */
         XFREE(in->data, NULL, DYNAMIC_TYPE_OPENSSL);
     }
     /* Dispose of the ASN.1 INTEGER object. */
@@ -787,7 +804,7 @@ static int wolfssl_asn1_int_twos_compl(byte* data, int length, byte* neg)
  * @return  -1 when a is NULL or no data, out is NULL, dynamic memory allocation
  *          fails or encoding length fails.
  */
-int wolfSSL_i2d_ASN1_INTEGER(WOLFSSL_ASN1_INTEGER* a, unsigned char** out)
+int wolfSSL_i2d_ASN1_INTEGER(const WOLFSSL_ASN1_INTEGER* a, unsigned char** out)
 {
     int ret = 0;
     byte* buf = NULL;
diff --git a/tests/api.c b/tests/api.c
index fde5cda3f..a68bd1db8 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -33539,7 +33539,8 @@ static int test_wolfSSL_IMPLEMENT_ASN1_FUNCTIONS(void)
     const EC_GROUP *group;
     const EC_POINT *point;
     int nid;
-    TEST_ASN1 test_asn1;
+    TEST_ASN1 *test_asn1 = NULL;
+
     const unsigned char badObjDer[] = { 0x06, 0x00 };
     const unsigned char goodObjDer[] = {
         0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01
@@ -33631,12 +33632,17 @@ static int test_wolfSSL_IMPLEMENT_ASN1_FUNCTIONS(void)
     XFREE(der, NULL, DYNAMIC_TYPE_ASN1);
     DPP_BOOTSTRAPPING_KEY_free(bootstrap);
 
+    /* Test integer */
+    AssertNotNull(test_asn1 = TEST_ASN1_new());
+    der = NULL;
+    ASN1_INTEGER_set(test_asn1->integer, 100);
+    AssertIntEQ(i2d_TEST_ASN1(test_asn1, &der), 5);
+    XFREE(der, NULL, DYNAMIC_TYPE_ASN1);
+    TEST_ASN1_free(test_asn1);
+
     /* Test error cases. */
-    AssertNull(TEST_ASN1_new());
     AssertNull(wolfSSL_ASN1_item_new(NULL));
     TEST_ASN1_free(NULL);
-    XMEMSET(&test_asn1, 0, sizeof(TEST_ASN1));
-    AssertIntEQ(i2d_TEST_ASN1(&test_asn1, &der), 0);
 
     res = TEST_RES_CHECK(1);
 #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
diff --git a/wolfssl/openssl/asn1.h b/wolfssl/openssl/asn1.h
index edfa66291..12ad36980 100644
--- a/wolfssl/openssl/asn1.h
+++ b/wolfssl/openssl/asn1.h
@@ -140,6 +140,7 @@ typedef struct {
 typedef enum {
     WOLFSSL_X509_ALGOR_ASN1 = 0,
     WOLFSSL_ASN1_BIT_STRING_ASN1,
+    WOLFSSL_ASN1_INTEGER_ASN1,
 } WOLFSSL_ASN1_TYPES;
 
 #define ASN1_SEQUENCE(type) \
diff --git a/wolfssl/ssl.h b/wolfssl/ssl.h
index 4797848a4..648cdbcee 100644
--- a/wolfssl/ssl.h
+++ b/wolfssl/ssl.h
@@ -2057,7 +2057,7 @@ WOLFSSL_API WOLFSSL_ASN1_INTEGER* wolfSSL_d2i_ASN1_INTEGER(
                                                WOLFSSL_ASN1_INTEGER** a,
                                                const unsigned char** in,
                                                long inSz);
-WOLFSSL_API int wolfSSL_i2d_ASN1_INTEGER(WOLFSSL_ASN1_INTEGER* a,
+WOLFSSL_API int wolfSSL_i2d_ASN1_INTEGER(const WOLFSSL_ASN1_INTEGER* a,
                                          unsigned char** out);
 
 WOLFSSL_API int wolfSSL_ASN1_TIME_print(WOLFSSL_BIO* bio, const WOLFSSL_ASN1_TIME* asnTime);