diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eb1420f1..e632fc66 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -52,13 +52,9 @@ jobs:
           - curl_fuzzer_http
           - curl_fuzzer_https
           - curl_fuzzer_imap
-          - curl_fuzzer_ldap
           - curl_fuzzer_mqtt
           - curl_fuzzer_pop3
-          - curl_fuzzer_rtmp
           - curl_fuzzer_rtsp
-          - curl_fuzzer_scp
-          - curl_fuzzer_sftp
           - curl_fuzzer_smb
           - curl_fuzzer_smtp
           - curl_fuzzer_tftp
diff --git a/Makefile.am b/Makefile.am
index 12b29cba..7cbadd2b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -43,19 +43,21 @@ FUZZPROGS = curl_fuzzer \
  curl_fuzzer_http \
  curl_fuzzer_https \
  curl_fuzzer_imap \
- curl_fuzzer_ldap \
  curl_fuzzer_mqtt \
  curl_fuzzer_pop3 \
- curl_fuzzer_rtmp \
  curl_fuzzer_rtsp \
- curl_fuzzer_scp \
- curl_fuzzer_sftp \
  curl_fuzzer_smb \
  curl_fuzzer_smtp \
  curl_fuzzer_ws \
  curl_fuzzer_tftp \
  fuzz_url
 
+# need external libs:
+# curl_fuzzer_ldap
+# curl_fuzzer_rtmp
+# curl_fuzzer_scp
+# curl_fuzzer_sftp
+
 FUZZLIBS = libstandaloneengine.a
 
 COMMON_SOURCES = curl_fuzzer.cc curl_fuzzer_tlv.cc curl_fuzzer_callback.cc
@@ -92,27 +94,15 @@ curl_fuzzer_https_LDADD = $(COMMON_LDADD)
 curl_fuzzer_imap_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_imap_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_IMAP
 curl_fuzzer_imap_LDADD = $(COMMON_LDADD)
-curl_fuzzer_ldap_SOURCES = $(COMMON_SOURCES)
-curl_fuzzer_ldap_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_LDAP
-curl_fuzzer_ldap_LDADD = $(COMMON_LDADD)
 curl_fuzzer_mqtt_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_mqtt_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_MQTT
 curl_fuzzer_mqtt_LDADD = $(COMMON_LDADD)
 curl_fuzzer_pop3_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_pop3_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_POP3
 curl_fuzzer_pop3_LDADD = $(COMMON_LDADD)
-curl_fuzzer_rtmp_SOURCES = $(COMMON_SOURCES)
-curl_fuzzer_rtmp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_RTMP
-curl_fuzzer_rtmp_LDADD = $(COMMON_LDADD)
 curl_fuzzer_rtsp_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_rtsp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_RTSP
 curl_fuzzer_rtsp_LDADD = $(COMMON_LDADD)
-curl_fuzzer_scp_SOURCES = $(COMMON_SOURCES)
-curl_fuzzer_scp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_SCP
-curl_fuzzer_scp_LDADD = $(COMMON_LDADD)
-curl_fuzzer_sftp_SOURCES = $(COMMON_SOURCES)
-curl_fuzzer_sftp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_SFTP
-curl_fuzzer_sftp_LDADD = $(COMMON_LDADD)
 curl_fuzzer_smb_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_smb_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_SMB
 curl_fuzzer_smb_LDADD = $(COMMON_LDADD)
@@ -126,6 +116,19 @@ curl_fuzzer_ws_SOURCES = $(COMMON_SOURCES)
 curl_fuzzer_ws_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_WS
 curl_fuzzer_ws_LDADD = $(COMMON_LDADD)
 
+#curl_fuzzer_rtmp_SOURCES = $(COMMON_SOURCES)
+#curl_fuzzer_rtmp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_RTMP
+#curl_fuzzer_rtmp_LDADD = $(COMMON_LDADD)
+#curl_fuzzer_ldap_SOURCES = $(COMMON_SOURCES)
+#curl_fuzzer_ldap_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_LDAP
+#curl_fuzzer_ldap_LDADD = $(COMMON_LDADD)
+#curl_fuzzer_scp_SOURCES = $(COMMON_SOURCES)
+#curl_fuzzer_scp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_SCP
+#curl_fuzzer_scp_LDADD = $(COMMON_LDADD)
+#curl_fuzzer_sftp_SOURCES = $(COMMON_SOURCES)
+#curl_fuzzer_sftp_CXXFLAGS = $(COMMON_FLAGS) -DFUZZ_PROTOCOLS_SFTP
+#curl_fuzzer_sftp_LDADD = $(COMMON_LDADD)
+
 fuzz_url_SOURCES = fuzz_url.cc
 fuzz_url_CXXFLAGS = $(COMMON_FLAGS)
 fuzz_url_LDADD = $(COMMON_LDADD)
diff --git a/curl_fuzzer.cc b/curl_fuzzer.cc
index 44f0a239..4a7b03b9 100644
--- a/curl_fuzzer.cc
+++ b/curl_fuzzer.cc
@@ -511,8 +511,8 @@ int fuzz_set_allowed_protocols(FUZZ_DATA *fuzz)
   /* Do not allow telnet currently as it accepts input from stdin. */
   allowed_protocols =
     "dict,file,ftp,ftps,gopher,gophers,http,https,imap,imaps,"
-    "ldap,ldaps,mqtt,pop3,pop3s,rtmp,rtmpe,rtmps,rtmpt,rtmpte,rtmpts,"
-    "rtsp,scp,sftp,smb,smbs,smtp,smtps,tftp";
+    "mqtt,pop3,pop3s,"
+    "rtsp,smb,smbs,smtp,smtps,tftp";
 #endif
 #ifdef FUZZ_PROTOCOLS_DICT
   allowed_protocols = "dict";
diff --git a/scripts/fuzz_targets b/scripts/fuzz_targets
index 907a163a..39670d6c 100644
--- a/scripts/fuzz_targets
+++ b/scripts/fuzz_targets
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-export FUZZ_TARGETS="curl_fuzzer_dict curl_fuzzer_file curl_fuzzer_ftp curl_fuzzer_gopher curl_fuzzer_http curl_fuzzer_https curl_fuzzer_imap curl_fuzzer_ldap curl_fuzzer_mqtt curl_fuzzer_pop3 curl_fuzzer_rtmp curl_fuzzer_rtsp curl_fuzzer_scp curl_fuzzer_sftp curl_fuzzer_smb curl_fuzzer_smtp curl_fuzzer_tftp curl_fuzzer_ws curl_fuzzer fuzz_url"
+export FUZZ_TARGETS="curl_fuzzer_dict curl_fuzzer_file curl_fuzzer_ftp curl_fuzzer_gopher curl_fuzzer_http curl_fuzzer_https curl_fuzzer_imap curl_fuzzer_mqtt curl_fuzzer_pop3 curl_fuzzer_rtsp curl_fuzzer_smb curl_fuzzer_smtp curl_fuzzer_tftp curl_fuzzer_ws curl_fuzzer fuzz_url"