diff --git a/src/Cedar/Sam.c b/src/Cedar/Sam.c
index b863f245..49eeb575 100644
--- a/src/Cedar/Sam.c
+++ b/src/Cedar/Sam.c
@@ -195,13 +195,13 @@ bool SmbAuthenticate(char* name, char* password, char* domainname, char* groupna
 		return false;
 	}
 
-	if (base64_enc_len(strlen(name)) < sizeof(buffer)-1 &&
-		base64_enc_len(strlen(password)) < sizeof(buffer)-1 &&
-		base64_enc_len(strlen(domainname)) < sizeof(buffer)-1)
+	if (base64_enc_len((unsigned int)strlen(name)) < sizeof(buffer)-1 &&
+		base64_enc_len((unsigned int)strlen(password)) < sizeof(buffer)-1 &&
+		base64_enc_len((unsigned int)strlen(domainname)) < sizeof(buffer)-1)
 	{
 		char  answer[300];
 
-		unsigned int end = B64_Encode(buffer, name, strlen(name));
+		unsigned int end = B64_Encode(buffer, name, (int)strlen(name));
 		buffer[end] = '\0';
 		fputs("Username:: ", out);
 		fputs(buffer, out);
@@ -209,7 +209,7 @@ bool SmbAuthenticate(char* name, char* password, char* domainname, char* groupna
 		Debug("Username: %s\n", buffer);
 		buffer[0] = 0;
 
-		end = B64_Encode(buffer, domainname, strlen(domainname));
+		end = B64_Encode(buffer, domainname, (int)strlen(domainname));
 		buffer[end] = '\0';
 		fputs("NT-Domain:: ", out);
 		fputs(buffer, out);
@@ -220,7 +220,7 @@ bool SmbAuthenticate(char* name, char* password, char* domainname, char* groupna
 		if (password[0] != '\0')
 		{
 			Debug("Password authentication\n");
-			end = B64_Encode(buffer, password, strlen(password));
+			end = B64_Encode(buffer, password, (int)strlen(password));
 			buffer[end] = '\0';
 			fputs("Password:: ", out);
 			fputs(buffer, out);
diff --git a/src/Mayaqua/Encrypt.c b/src/Mayaqua/Encrypt.c
index de74c531..502aa8d5 100644
--- a/src/Mayaqua/Encrypt.c
+++ b/src/Mayaqua/Encrypt.c
@@ -1650,12 +1650,12 @@ X509 *NewX509(K *pub, K *priv, X *ca, NAME *name, UINT days, X_SERIAL *serial)
 	// Set the Expiration
 	t1 = X509_get0_notBefore(x509);
 	t2 = X509_get0_notAfter(x509);
-	if (!UINT64ToAsn1Time(t1, notBefore))
+	if (!UINT64ToAsn1Time((void *)t1, notBefore))
 	{
 		FreeX509(x509);
 		return NULL;
 	}
-	if (!UINT64ToAsn1Time(t2, notAfter))
+	if (!UINT64ToAsn1Time((void *)t2, notAfter))
 	{
 		FreeX509(x509);
 		return NULL;
@@ -1792,12 +1792,12 @@ X509 *NewRootX509(K *pub, K *priv, NAME *name, UINT days, X_SERIAL *serial)
 	// Set the Expiration
 	t1 = X509_get0_notBefore(x509);
 	t2 = X509_get0_notAfter(x509);
-	if (!UINT64ToAsn1Time(t1, notBefore))
+	if (!UINT64ToAsn1Time((void *)t1, notBefore))
 	{
 		FreeX509(x509);
 		return NULL;
 	}
-	if (!UINT64ToAsn1Time(t2, notAfter))
+	if (!UINT64ToAsn1Time((void *)t2, notAfter))
 	{
 		FreeX509(x509);
 		return NULL;
@@ -4432,7 +4432,7 @@ static UINT Internal_HMac(const EVP_MD *md, void *dest, void *key, UINT key_size
 		goto final;
 	}
 
-	len = MdProcess(m, dest, src, src_size);
+	len = MdProcess(m, dest, (void *)src, src_size);
 	if (len == 0)
 	{
 		Debug("Internal_HMac(): MdProcess() returned 0!\n");
diff --git a/src/Mayaqua/Network.c b/src/Mayaqua/Network.c
index d9567c8f..d484a601 100644
--- a/src/Mayaqua/Network.c
+++ b/src/Mayaqua/Network.c
@@ -5563,7 +5563,7 @@ int SslCertVerifyCallback(int preverify_ok, X509_STORE_CTX *ctx)
 		if (!preverify_ok)
 		{
 			const char *msg = X509_verify_cert_error_string(clientcert->PreverifyErr);
-			StrCpy(clientcert->PreverifyErrMessage, PREVERIFY_ERR_MESSAGE_SIZE, msg);
+			StrCpy(clientcert->PreverifyErrMessage, PREVERIFY_ERR_MESSAGE_SIZE, (char *)msg);
 			Debug("SslCertVerifyCallback preverify error: '%s'\n", msg);
 		}
 		else
@@ -16532,12 +16532,12 @@ TOKEN_LIST *GetCipherList()
 	sk = SSL_get_ciphers(ssl);
 #endif
 
-	for (i = 0; i < sk_SSL_CIPHER_num(sk); i++)
+	for (i = 0; i < (UINT)sk_SSL_CIPHER_num(sk); i++)
 	{
 		const SSL_CIPHER *c = sk_SSL_CIPHER_value(sk, i);
 
 		name = SSL_CIPHER_get_name(c);
-		if (IsEmptyStr(name))
+		if (IsEmptyStr((char *)name))
 		{
 			break;
 		}
@@ -16553,7 +16553,7 @@ TOKEN_LIST *GetCipherList()
 			ciphers->Token = Malloc(sizeof(char *));
 		}
 
-		ciphers->Token[i] = CopyStr(name);
+		ciphers->Token[i] = CopyStr((char *)name);
 	}
 
 	sk_SSL_CIPHER_free(sk);