diff --git a/dlls/crypt32/encode.c b/dlls/crypt32/encode.c
index a506f197be1..3391e61679c 100644
--- a/dlls/crypt32/encode.c
+++ b/dlls/crypt32/encode.c
@@ -4632,18 +4632,21 @@ static BOOL WINAPI CRYPT_AsnEncodeOCSPRequest(DWORD dwCertEncodingType,
             {
                 struct AsnConstructedItem name;
                 struct AsnEncodeSequenceItem items[2];
-                DWORD count = 1;
-
-                name.tag = 1;
-                name.pvStructInfo = info->pRequestorName;
-                name.encodeFunc = CRYPT_AsnEncodeAltNameEntry;
-                items[0].pvStructInfo = &name;
-                items[0].encodeFunc = CRYPT_AsnEncodeConstructed;
+                DWORD count = 0;
 
+                if (info->pRequestorName)
+                {
+                    name.tag = 1;
+                    name.pvStructInfo = info->pRequestorName;
+                    name.encodeFunc = CRYPT_AsnEncodeAltNameEntry;
+                    items[count].pvStructInfo = &name;
+                    items[count].encodeFunc = CRYPT_AsnEncodeConstructed;
+                    count++;
+                }
                 if (info->cRequestEntry)
                 {
-                    items[1].pvStructInfo = &info->cRequestEntry;
-                    items[1].encodeFunc = CRYPT_AsnEncodeOCSPRequestEntries;
+                    items[count].pvStructInfo = &info->cRequestEntry;
+                    items[count].encodeFunc = CRYPT_AsnEncodeOCSPRequestEntries;
                     count++;
                 }
 
diff --git a/dlls/crypt32/tests/encode.c b/dlls/crypt32/tests/encode.c
index 9d12223c54c..747b4a7d18f 100644
--- a/dlls/crypt32/tests/encode.c
+++ b/dlls/crypt32/tests/encode.c
@@ -8656,6 +8656,17 @@ static void test_encodeOCSPRequestInfo(DWORD dwEncoding)
          0xd8, 0x04, 0x14, 0xb7, 0x6b, 0xa2, 0xea, 0xa8, 0xaa, 0x84, 0x8c, 0x79, 0xea, 0xb4, 0xda, 0x0f,
          0x98, 0xb2, 0xc5, 0x95, 0x76, 0xb9, 0xf4, 0x02, 0x10, 0xb1, 0xc1, 0x87, 0x54, 0x54, 0xac, 0x1e,
          0x55, 0x40, 0xfb, 0xef, 0xd9, 0x6d, 0x8f, 0x49, 0x08};
+    static const BYTE expected3[] =
+        {0x30, 0x81, 0x9d, 0x30, 0x81, 0x9a, 0x30, 0x4b, 0x30, 0x49, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e,
+         0x03, 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14, 0xe4, 0xe3, 0x95, 0xa2, 0x29, 0xd3, 0xd4, 0xc1, 0xc3,
+         0x1f, 0xf0, 0x98, 0x0c, 0x0b, 0x4e, 0xc0, 0x09, 0x8a, 0xab, 0xd8, 0x04, 0x14, 0xb7, 0x6b, 0xa2,
+         0xea, 0xa8, 0xaa, 0x84, 0x8c, 0x79, 0xea, 0xb4, 0xda, 0x0f, 0x98, 0xb2, 0xc5, 0x95, 0x76, 0xb9,
+         0xf4, 0x02, 0x10, 0xb1, 0xc1, 0x87, 0x54, 0x54, 0xac, 0x1e, 0x55, 0x40, 0xfb, 0xef, 0xd9, 0x6d,
+         0x8f, 0x49, 0x08, 0x30, 0x4b, 0x30, 0x49, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, 0x02, 0x1a,
+         0x05, 0x00, 0x04, 0x14, 0xe4, 0xe3, 0x95, 0xa2, 0x29, 0xd3, 0xd4, 0xc1, 0xc3, 0x1f, 0xf0, 0x98,
+         0x0c, 0x0b, 0x4e, 0xc0, 0x09, 0x8a, 0xab, 0xd8, 0x04, 0x14, 0xb7, 0x6b, 0xa2, 0xea, 0xa8, 0xaa,
+         0x84, 0x8c, 0x79, 0xea, 0xb4, 0xda, 0x0f, 0x98, 0xb2, 0xc5, 0x95, 0x76, 0xb9, 0xf4, 0x02, 0x10,
+         0xb1, 0xc1, 0x87, 0x54, 0x54, 0xac, 0x1e, 0x55, 0x40, 0xfb, 0xef, 0xd9, 0x6d, 0x8f, 0x49, 0x08};
     static const BYTE issuer_name[] =
         {0xe4, 0xe3 ,0x95, 0xa2, 0x29, 0xd3, 0xd4, 0xc1, 0xc3, 0x1f, 0xf0, 0x98, 0x0c, 0x0b, 0x4e, 0xc0,
          0x09, 0x8a, 0xab, 0xd8};
@@ -8715,6 +8726,16 @@ static void test_encodeOCSPRequestInfo(DWORD dwEncoding)
     ok(size == sizeof(expected2), "got %lu\n", size);
     ok(!memcmp(buf, expected2, sizeof(expected2)), "unexpected value\n");
     LocalFree(buf);
+
+    /* requestor name not set */
+    info.pRequestorName = NULL;
+    size = 0;
+    SetLastError(0xdeadbeef);
+    ret = pCryptEncodeObjectEx(dwEncoding, OCSP_REQUEST, &info, CRYPT_ENCODE_ALLOC_FLAG, NULL, &buf, &size);
+    ok(ret, "got %08lx\n", GetLastError());
+    ok(size == sizeof(expected3), "got %lu\n", size);
+    ok(!memcmp(buf, expected3, sizeof(expected3)), "unexpected value\n");
+    LocalFree(buf);
 }
 
 START_TEST(encode)