diff --git a/internal/native/verifier.go b/internal/native/verifier.go
index 735a9d7c2..35a91014a 100644
--- a/internal/native/verifier.go
+++ b/internal/native/verifier.go
@@ -111,19 +111,19 @@ func (v *Verifier) SetFilterInfo(description string, state string, noState bool)
 	cFilterState := C.CString(state)
 	defer free(cFilterState)
 
-	C.pactffi_verifier_set_filter_info(v.handle, cFilterDescription, cFilterState, boolToCInt(noState))
+	C.pactffi_verifier_set_filter_info(v.handle, cFilterDescription, cFilterState, boolToCUchar(noState))
 }
 
 func (v *Verifier) SetProviderState(url string, teardown bool, body bool) {
 	cURL := C.CString(url)
 	defer free(cURL)
 
-	C.pactffi_verifier_set_provider_state(v.handle, cURL, boolToCInt(teardown), boolToCInt(body))
+	C.pactffi_verifier_set_provider_state(v.handle, cURL, boolToCUchar(teardown), boolToCUchar(body))
 }
 
 func (v *Verifier) SetVerificationOptions(disableSSLVerification bool, requestTimeout int64) {
 	// TODO: this returns an int and therefore can error. We should have all of these functions return values??
-	C.pactffi_verifier_set_verification_options(v.handle, boolToCInt(disableSSLVerification), C.ulong(requestTimeout))
+	C.pactffi_verifier_set_verification_options(v.handle, boolToCUchar(disableSSLVerification), C.ulong(requestTimeout))
 }
 
 func (v *Verifier) SetConsumerFilters(consumers []string) {
@@ -181,7 +181,7 @@ func (v *Verifier) BrokerSourceWithSelectors(url string, username string, passwo
 	cProviderBranch := C.CString(providerBranch)
 	defer free(cProviderBranch)
 
-	C.pactffi_verifier_broker_source_with_selectors(v.handle, cUrl, cUsername, cPassword, cToken, boolToCInt(enablePending), cIncludeWipPactsSince, stringArrayToCStringArray(providerTags), C.ushort(len(providerTags)), cProviderBranch, stringArrayToCStringArray(selectors), C.ushort(len(selectors)), stringArrayToCStringArray(consumerVersionTags), C.ushort(len(consumerVersionTags)))
+	C.pactffi_verifier_broker_source_with_selectors(v.handle, cUrl, cUsername, cPassword, cToken, boolToCUchar(enablePending), cIncludeWipPactsSince, stringArrayToCStringArray(providerTags), C.ushort(len(providerTags)), cProviderBranch, stringArrayToCStringArray(selectors), C.ushort(len(selectors)), stringArrayToCStringArray(consumerVersionTags), C.ushort(len(consumerVersionTags)))
 }
 
 func (v *Verifier) SetPublishOptions(providerVersion string, buildUrl string, providerTags []string, providerBranch string) {
@@ -216,11 +216,11 @@ func (v *Verifier) Execute() error {
 }
 
 func (v *Verifier) SetNoPactsIsError(isError bool) {
-	C.pactffi_verifier_set_no_pacts_is_error(v.handle, boolToCInt(isError))
+	C.pactffi_verifier_set_no_pacts_is_error(v.handle, boolToCUchar(isError))
 }
 
 func (v *Verifier) SetColoredOutput(isColoredOutput bool) {
-	C.pactffi_verifier_set_coloured_output(v.handle, boolToCInt(isColoredOutput))
+	C.pactffi_verifier_set_coloured_output(v.handle, boolToCUchar(isColoredOutput))
 }
 
 func stringArrayToCStringArray(inputs []string) **C.char {
@@ -237,7 +237,7 @@ func stringArrayToCStringArray(inputs []string) **C.char {
 	return (**C.char)(unsafe.Pointer(&output[0]))
 }
 
-func boolToCInt(val bool) C.uchar {
+func boolToCUchar(val bool) C.uchar {
 	if val {
 		return C.uchar(1)
 	}