diff --git a/lib/http2.c b/lib/http2.c
index 2d7a571d10..395195fc53 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -24,7 +24,7 @@
 
 #include "curl_setup.h"
 
-#ifdef USE_NGHTTP2
+#if !defined(CURL_DISABLE_HTTP) && defined(USE_NGHTTP2)
 #include <stdint.h>
 #include <nghttp2/nghttp2.h>
 #include "urldata.h"
@@ -3008,7 +3008,7 @@ void *Curl_nghttp2_realloc(void *ptr, size_t size, void *user_data)
   return Curl_crealloc(ptr, size);
 }
 
-#else /* !USE_NGHTTP2 */
+#else /* CURL_DISABLE_HTTP || !USE_NGHTTP2 */
 
 /* Satisfy external references even if http2 is not compiled in. */
 #include <curl/curl.h>
@@ -3027,4 +3027,4 @@ char *curl_pushheader_byname(struct curl_pushheaders *h, const char *header)
   return NULL;
 }
 
-#endif /* USE_NGHTTP2 */
+#endif /* !CURL_DISABLE_HTTP && USE_NGHTTP2 */
diff --git a/lib/version.c b/lib/version.c
index bf4c76d016..d58e068c53 100644
--- a/lib/version.c
+++ b/lib/version.c
@@ -197,7 +197,7 @@ char *curl_version(void)
 #ifdef USE_SSH
   char ssh_version[30];
 #endif
-#ifdef USE_NGHTTP2
+#if !defined(CURL_DISABLE_HTTP) && defined(USE_NGHTTP2)
   char h2_version[30];
 #endif
 #ifdef USE_HTTP3
@@ -258,7 +258,7 @@ char *curl_version(void)
   Curl_ssh_version(ssh_version, sizeof(ssh_version));
   src[i++] = ssh_version;
 #endif
-#ifdef USE_NGHTTP2
+#if !defined(CURL_DISABLE_HTTP) && defined(USE_NGHTTP2)
   Curl_http2_ver(h2_version, sizeof(h2_version));
   src[i++] = h2_version;
 #endif
@@ -488,7 +488,7 @@ static const struct feat features_table[] = {
 #ifndef CURL_DISABLE_HSTS
   FEATURE("HSTS",        NULL,                CURL_VERSION_HSTS),
 #endif
-#if defined(USE_NGHTTP2)
+#if !defined(CURL_DISABLE_HTTP) && defined(USE_NGHTTP2)
   FEATURE("HTTP2",       NULL,                CURL_VERSION_HTTP2),
 #endif
 #if defined(USE_HTTP3)