diff --git a/example-clients/netmaster.c b/example-clients/netmaster.c
index a7c1ad2e..2bf8eb1d 100644
--- a/example-clients/netmaster.c
+++ b/example-clients/netmaster.c
@@ -58,7 +58,7 @@ main (int argc, char *argv[])
     int buffer_size = BUFFER_SIZE;
     int sample_rate = SAMPLE_RATE;
     int udp_port = DEFAULT_PORT;
-    char* multicast_ip = DEFAULT_MULTICAST_IP;
+    const char* multicast_ip = DEFAULT_MULTICAST_IP;
  	const char *options = "b:r:a:p:h";
     int option_index;
 	int opt;
@@ -127,14 +127,14 @@ main (int argc, char *argv[])
 #endif
 
     // Allocate buffers
-    audio_input_buffer = calloc(result.audio_input, sizeof(float*));
+    audio_input_buffer = (float**)calloc(result.audio_input, sizeof(float*));
     for (i = 0; i < result.audio_input; i++) {
-        audio_input_buffer[i] = calloc(buffer_size, sizeof(float));
+        audio_input_buffer[i] = (float*)calloc(buffer_size, sizeof(float));
     }
 
-    audio_output_buffer = calloc(result.audio_output, sizeof(float*));
+    audio_output_buffer = (float**)calloc(result.audio_output, sizeof(float*));
     for (i = 0; i < result.audio_output; i++) {
-        audio_output_buffer[i] = calloc(buffer_size, sizeof(float));
+        audio_output_buffer[i] = (float*)calloc(buffer_size, sizeof(float));
     }
 
     /*
diff --git a/example-clients/netslave.c b/example-clients/netslave.c
index d28d4821..eb923398 100644
--- a/example-clients/netslave.c
+++ b/example-clients/netslave.c
@@ -80,10 +80,10 @@ main (int argc, char *argv[])
     int audio_input = 2;
     int audio_output = 2;
     int udp_port = DEFAULT_PORT;
-    char* multicast_ip = DEFAULT_MULTICAST_IP;
- 	const char *options = "C:P:a:p:h";
+    const char* multicast_ip = DEFAULT_MULTICAST_IP;
+    const char *options = "C:P:a:p:h";
     int option_index;
-	int opt;
+    int opt;
 
 	struct option long_options[] =
 	{