diff --git a/src/include/switch_ivr.h b/src/include/switch_ivr.h
index 4a4a6cdfda..4465be8cf8 100644
--- a/src/include/switch_ivr.h
+++ b/src/include/switch_ivr.h
@@ -78,7 +78,7 @@ SWITCH_DECLARE(switch_status) switch_ivr_collect_digits_callback(switch_core_ses
 SWITCH_DECLARE(switch_status) switch_ivr_collect_digits_count(switch_core_session *session,
 															  char *buf,
 															  unsigned int buflen,
-															  int maxdigits,
+															  unsigned int maxdigits,
 															  const char *terminators,
 															  char *terminator);
 	
diff --git a/src/mod/applications/mod_ivrtest/mod_ivrtest.vcproj b/src/mod/applications/mod_ivrtest/mod_ivrtest.vcproj
index 32d316ebf2..ede8881b4c 100644
--- a/src/mod/applications/mod_ivrtest/mod_ivrtest.vcproj
+++ b/src/mod/applications/mod_ivrtest/mod_ivrtest.vcproj
@@ -3,7 +3,7 @@
 	ProjectType="Visual C++"
 	Version="8.00"
 	Name="mod_ivrtest"
-	ProjectGUID="{78100236-7CEA-4948-96CC-E8ED3160329C}"
+	ProjectGUID="{419AA391-5F3F-4BFE-A869-9D154D62A792}"
 	RootNamespace="mod_ivrtest"
 	Keyword="Win32Proj"
 	>
diff --git a/src/mod/dialplans/mod_pcre/mod_pcre.c b/src/mod/dialplans/mod_pcre/mod_pcre.c
index 3539559a72..0ab6e89ed6 100644
--- a/src/mod/dialplans/mod_pcre/mod_pcre.c
+++ b/src/mod/dialplans/mod_pcre/mod_pcre.c
@@ -97,7 +97,7 @@ switch_caller_extension *dialplan_hunt(switch_core_session *session)
 			match_count = pcre_exec(re,	/* result of pcre_compile() */
 									NULL,	/* we didn't study the pattern */
 									caller_profile->destination_number,	/* the subject string */
-									strlen(caller_profile->destination_number),	/* the length of the subject string */
+									(int) strlen(caller_profile->destination_number),	/* the length of the subject string */
 									0,	/* start at offset 0 in the subject */
 									0,	/* default options */
 									ovector,	/* vector of integers for substring information */
@@ -111,7 +111,7 @@ switch_caller_extension *dialplan_hunt(switch_core_session *session)
 				char newval[1024] = "";
 				char index[10] = "";
 				char replace[128] = "";
-				int x, y = 0, z = 0, num = 0;
+				unsigned int x, y = 0, z = 0, num = 0;
 				char *data;
 
 				for (x = 0; x < sizeof(newval) && x < strlen(val);) {
@@ -129,7 +129,7 @@ switch_caller_extension *dialplan_hunt(switch_core_session *session)
 						if (pcre_copy_substring
 							(caller_profile->destination_number, ovector, match_count, num, replace,
 							 sizeof(replace)) > 0) {
-							int r;
+							unsigned int r;
 							for (r = 0; r < strlen(replace); r++) {
 								newval[y++] = replace[r];
 							}
diff --git a/src/switch_ivr.c b/src/switch_ivr.c
index 4bbdfca8f3..9073d80a19 100644
--- a/src/switch_ivr.c
+++ b/src/switch_ivr.c
@@ -75,11 +75,11 @@ SWITCH_DECLARE(switch_status) switch_ivr_collect_digits_callback(switch_core_ses
 SWITCH_DECLARE(switch_status) switch_ivr_collect_digits_count(switch_core_session *session,
 															  char *buf,
 															  unsigned int buflen,
-															  int maxdigits,
+															  unsigned int maxdigits,
 															  const char *terminators,
 															  char *terminator)
 {
-	int i = 0, x = strlen(buf);
+	unsigned int i = 0, x =  (unsigned int) strlen(buf);
 	switch_channel *channel;
 	switch_status status = SWITCH_STATUS_SUCCESS;
 	
@@ -94,7 +94,7 @@ SWITCH_DECLARE(switch_status) switch_ivr_collect_digits_count(switch_core_sessio
 			char dtmf[128];
 			switch_channel_dequeue_dtmf(channel, dtmf, sizeof(dtmf));
 
-			for(i =0 ; i < strlen(dtmf); i++) {
+			for(i =0 ; i < (unsigned int) strlen(dtmf); i++) {
 
 				if (strchr(terminators, dtmf[i])) {
 					*terminator = dtmf[i];