diff --git a/epan/conversation.c b/epan/conversation.c
index b99fe4c4a9..7d9375d169 100644
--- a/epan/conversation.c
+++ b/epan/conversation.c
@@ -1248,7 +1248,7 @@ conversation_set_dissector(conversation_t *conversation, const dissector_handle_
  *
  * This helper uses call_dissector_only which will NOT call the default
  * "data" dissector if the packet was rejected.
- * Our caller is responsible to call the data dissector explicitely in case
+ * Our caller is responsible to call the data dissector explicitly in case
  * this function returns FALSE.
  */
 gboolean
diff --git a/epan/conversation.h b/epan/conversation.h
index df137e53d4..ed00b9872f 100644
--- a/epan/conversation.h
+++ b/epan/conversation.h
@@ -170,7 +170,7 @@ WS_DLL_PUBLIC void conversation_set_dissector(conversation_t *conversation,
  *
  * This helper uses call_dissector_only which will NOT call the default
  * "data" dissector if the packet was rejected.
- * Our caller is responsible to call the data dissector explicitely in case
+ * Our caller is responsible to call the data dissector explicitly in case
  * this function returns FALSE.
  */
 extern gboolean
diff --git a/epan/dissectors/packet-fcip.c b/epan/dissectors/packet-fcip.c
index 76746b351b..c5e67d4e30 100644
--- a/epan/dissectors/packet-fcip.c
+++ b/epan/dissectors/packet-fcip.c
@@ -518,7 +518,7 @@ dissect_fcip (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
     return (TRUE);
 }
 
-/* This is called for those sessions where we have explicitely said
+/* This is called for those sessions where we have explicitly said
    this to be FCIP using "Decode As..."
    In this case we will not check the port number for sanity and just
    do as the user said.
diff --git a/epan/dissectors/packet-ifcp.c b/epan/dissectors/packet-ifcp.c
index d12cab39f6..aab98937e6 100644
--- a/epan/dissectors/packet-ifcp.c
+++ b/epan/dissectors/packet-ifcp.c
@@ -522,7 +522,7 @@ dissect_ifcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void* d
 }
 
 
-/* This is called for those sessions where we have explicitely said
+/* This is called for those sessions where we have explicitly said
  * this to be iFCP using "Decode As..."
  * In this case we will not check the port number for sanity and just
  * do as the user said.
diff --git a/epan/dissectors/packet-isup.c b/epan/dissectors/packet-isup.c
index 286cb55c0b..0d575f6020 100644
--- a/epan/dissectors/packet-isup.c
+++ b/epan/dissectors/packet-isup.c
@@ -9969,7 +9969,7 @@ dissect_ansi_isup_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree
   gint        offset, bufferlength;
   guint8      message_type, opt_parameter_pointer;
   gint        opt_part_possible = FALSE; /* default setting - for message types allowing optional
-                                            params explicitely set to TRUE in case statement */
+                                            params explicitly set to TRUE in case statement */
   tap_calling_number            = NULL;
   offset                        = 0;
 
diff --git a/epan/tvbuff.c b/epan/tvbuff.c
index e1610fa128..94d10b1fd3 100644
--- a/epan/tvbuff.c
+++ b/epan/tvbuff.c
@@ -765,7 +765,7 @@ tvb_memcpy(tvbuff_t *tvb, void *target, const gint offset, size_t length)
  * meaning "to the end of the buffer"?
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  */
@@ -1939,7 +1939,7 @@ tvb_get_string_unichar2(wmem_allocator_t *scope, tvbuff_t *tvb, gint offset, gin
  * Specify length in bytes
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  *
@@ -1992,7 +1992,7 @@ tvb_get_ucs_2_string(wmem_allocator_t *scope, tvbuff_t *tvb, const gint offset,
  * Specify length in bytes
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  *
@@ -2105,7 +2105,7 @@ tvb_get_utf_16_string(wmem_allocator_t *scope, tvbuff_t *tvb, const gint offset,
  * Specify length in bytes
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  *
@@ -2333,7 +2333,7 @@ tvb_get_ts_23_038_7bits_string(wmem_allocator_t *scope, tvbuff_t *tvb,
  * Throws an exception if the tvbuff ends before the string does.
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  */
@@ -2495,7 +2495,7 @@ tvb_get_string_enc(wmem_allocator_t *scope, tvbuff_t *tvb, const gint offset,
  * string (including the terminating null) through a pointer.
  *
  * If scope is NULL, memory is allocated with g_malloc() and user must
- * explicitely free it with g_free().
+ * explicitly free it with g_free().
  * If scope is not NULL, memory is allocated with the corresponding pool
  * lifetime.
  */