diff --git a/epan/dissectors/packet-cip.c b/epan/dissectors/packet-cip.c
index 299a9914d2..3e07af394f 100644
--- a/epan/dissectors/packet-cip.c
+++ b/epan/dissectors/packet-cip.c
@@ -8420,7 +8420,7 @@ proto_register_cip(void)
       { &hf_cip_sc_mult_serv_pack_num_services, { "Number of Services", "cip.msp.num_services", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }},
       { &hf_cip_sc_mult_serv_pack_offset, { "Offset", "cip.msp.offset", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }},
       { &hf_cip_find_next_object_max_instance, { "Maximum ID", "cip.find_next_object.max_instance", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
-      { &hf_cip_find_next_object_num_instances, { "Number of Instances:", "cip.find_next_object.num_instances", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
+      { &hf_cip_find_next_object_num_instances, { "Number of Instances", "cip.find_next_object.num_instances", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
       { &hf_cip_find_next_object_instance_item, { "Instance", "cip.find_next_object.instance", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
       { &hf_cip_sc_group_sync_is_sync, { "IsSynchronized", "cip.group_sync.is_sync", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
       { &hf_cip_data, { "Data", "cip.data", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
diff --git a/epan/dissectors/packet-dcerpc-fileexp.c b/epan/dissectors/packet-dcerpc-fileexp.c
index 0d6ab3f453..ee3814d22e 100644
--- a/epan/dissectors/packet-dcerpc-fileexp.c
+++ b/epan/dissectors/packet-dcerpc-fileexp.c
@@ -3929,17 +3929,17 @@ proto_register_fileexp (void)
         NULL, HFILL}
     },
     { &hf_fileexp_setcontext_rqst_epochtime,
-      { "EpochTime:", "fileexp.setcontext_rqst_epochtime",
+      { "EpochTime", "fileexp.setcontext_rqst_epochtime",
         FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0,
         NULL, HFILL}
     },
     { &hf_fileexp_setcontext_rqst_clientsizesattrs,
-      { "ClientSizeAttrs:", "fileexp.setcontext_clientsizesattrs",
+      { "ClientSizeAttrs", "fileexp.setcontext_clientsizesattrs",
         FT_UINT32, BASE_DEC, NULL, 0x0,
         NULL, HFILL}
     },
     { &hf_fileexp_setcontext_rqst_parm7,
-      { "Parm7:", "fileexp.setcontext.parm7",
+      { "Parm7", "fileexp.setcontext.parm7",
         FT_UINT32, BASE_DEC, NULL, 0x0,
         NULL, HFILL}
     },
diff --git a/epan/dissectors/packet-fcswils.c b/epan/dissectors/packet-fcswils.c
index 110abaf1ed..f6e8c82f3c 100644
--- a/epan/dissectors/packet-fcswils.c
+++ b/epan/dissectors/packet-fcswils.c
@@ -1969,7 +1969,7 @@ proto_register_fcswils(void)
 
 #if 0
         { &hf_swils_fspfh_cmd,
-          {"Command:", "swils.fspf.cmd",
+          {"Command", "swils.fspf.cmd",
            FT_UINT8, BASE_HEX, NULL, 0x0,
            NULL, HFILL}},
 #endif
diff --git a/epan/dissectors/packet-gtpv2.c b/epan/dissectors/packet-gtpv2.c
index 7d3fafb23e..de4f31e09e 100644
--- a/epan/dissectors/packet-gtpv2.c
+++ b/epan/dissectors/packet-gtpv2.c
@@ -9364,7 +9364,7 @@ void proto_register_gtpv2(void)
           FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL}
         },
         {&hf_gtpv2_clii,
-         {"CLII (Change of Location Information Indication):", "gtpv2.clii",
+         {"CLII (Change of Location Information Indication)", "gtpv2.clii",
           FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL}
         },
         {&hf_gtpv2_cpsr,
diff --git a/epan/dissectors/packet-rtps.c b/epan/dissectors/packet-rtps.c
index 0ae595851e..e4dd80f35e 100644
--- a/epan/dissectors/packet-rtps.c
+++ b/epan/dissectors/packet-rtps.c
@@ -12775,7 +12775,7 @@ void proto_register_rtps(void) {
     },
 
     { &hf_rtps_coherent_set_end, {
-        "End of coherent set sequence:",
+        "End of coherent set sequence",
         "rtps.coherent_set.end",
         FT_UINT64,
         BASE_DEC,
diff --git a/epan/dissectors/packet-tn3270.c b/epan/dissectors/packet-tn3270.c
index 10e13d25f8..cd29aeb4e4 100644
--- a/epan/dissectors/packet-tn3270.c
+++ b/epan/dissectors/packet-tn3270.c
@@ -5755,7 +5755,7 @@ proto_register_tn3270(void)
          NULL, HFILL }
     },
     { &hf_tn3270_load_format_storage_operand,
-      {  "Operand:",
+      {  "Operand",
          "tn3270.load_format_storage_operand",
          FT_UINT8, BASE_HEX, VALS(vals_load_storage_format_operand), 0x0,
          NULL, HFILL }
diff --git a/epan/dissectors/packet-tn5250.c b/epan/dissectors/packet-tn5250.c
index a496643f63..8a8600a1f4 100644
--- a/epan/dissectors/packet-tn5250.c
+++ b/epan/dissectors/packet-tn5250.c
@@ -7418,7 +7418,7 @@ proto_register_tn5250(void)
     { &hf_tn5250_field_data,
       {  "Field Data", "tn5250.field_data", FT_STRING, BASE_NONE, NULL, 0x0,
          NULL, HFILL }},
-    { &hf_tn5250_reserved, {  "Flags (Reserved):", "tn5250.reserved",
+    { &hf_tn5250_reserved, {  "Flags (Reserved)", "tn5250.reserved",
                               FT_UINT8, BASE_HEX|BASE_RANGE_STRING, RVALS(vals_tn5250_reserved), 0,
                               NULL, HFILL }},
     { &hf_tn5250_unknown_data,
diff --git a/epan/dissectors/packet-wreth.c b/epan/dissectors/packet-wreth.c
index 1569de355f..3b4565462e 100644
--- a/epan/dissectors/packet-wreth.c
+++ b/epan/dissectors/packet-wreth.c
@@ -1498,7 +1498,7 @@ void proto_register_wreth(void)
             NULL, HFILL }
         },
         { &hf_Wreth_IdentificationMacAddr,
-            { "Client MAC address :", "wreth.IdentClientMacAddr",
+            { "Client MAC address", "wreth.IdentClientMacAddr",
             FT_ETHER, BASE_NONE, NULL, 0x0,
             NULL, HFILL }
         },
diff --git a/tools/check_typed_item_calls.py b/tools/check_typed_item_calls.py
index dd538074df..778bc4d86c 100755
--- a/tools/check_typed_item_calls.py
+++ b/tools/check_typed_item_calls.py
@@ -242,6 +242,8 @@ class Item:
                 label.count('[') != label.count(']') or
                 label.count('{') != label.count('}')):
                 print('Warning: ' + filename + ': - filter "' + filter + '" label', '"' + label + '"', 'has unbalanced parens/braces/brackets')
+            if item_type != 'FT_NONE' and label.endswith(':'):
+                print('Warning: ' + filename + ': - filter "' + filter + '" label', '"' + label + '"', 'ends with an unnecessary colon')
 
         self.item_type = item_type
         self.type_modifier = type_modifier