diff --git a/engines/glk/frotz/processor_screen.cpp b/engines/glk/frotz/processor_screen.cpp
index 0d6023ef52e..1dcd78afa8d 100644
--- a/engines/glk/frotz/processor_screen.cpp
+++ b/engines/glk/frotz/processor_screen.cpp
@@ -451,8 +451,8 @@ void Processor::z_show_status() {
 		brief = true;
 
 	// Print the object description for the global variable 0
-	print_char (' ');
-	print_object (global0);
+	print_char(' ');
+	print_object(global0);
 
 	// A header flag tells us whether we have to display the current
 	// time or the score/moves information
@@ -462,34 +462,34 @@ void Processor::z_show_status() {
 
 		pad_status_line (brief ? 15 : 20);
 
-		print_string ("Time: ");
+		print_string("Time: ");
 
 		if (hours < 10)
-			print_char (' ');
-		print_num (hours);
+			print_char(' ');
+		print_num(hours);
 
-		print_char (':');
+		print_char(':');
 
 		if (global2 < 10)
-			print_char ('0');
-		print_num (global2);
+			print_char('0');
+		print_num(global2);
 
-		print_char (' ');
+		print_char(' ');
 
-		print_char ((global1 >= 12) ? 'p' : 'a');
-		print_char ('m');
+		print_char((global1 >= 12) ? 'p' : 'a');
+		print_char('m');
 
 	} else {
 		// print score and moves
 		pad_status_line (brief ? 15 : 30);
 
-		print_string (brief ? "S: " : "Score: ");
-		print_num (global1);
+		print_string(brief ? "S: " : "Score: ");
+		print_num(global1);
 
 		pad_status_line (brief ? 8 : 14);
 
-		print_string (brief ? "M: " : "Moves: ");
-		print_num (global2);
+		print_string(brief ? "M: " : "Moves: ");
+		print_num(global2);
 	}
 
 	// Pad the end of the status line with spaces
diff --git a/engines/glk/frotz/processor_streams.cpp b/engines/glk/frotz/processor_streams.cpp
index 68099985f26..3b414afae8b 100644
--- a/engines/glk/frotz/processor_streams.cpp
+++ b/engines/glk/frotz/processor_streams.cpp
@@ -155,7 +155,7 @@ continue_input:
 
 	// Handle timeouts
 	if (key == ZC_TIME_OUT)
-		if (direct_call (routine) == 0)
+		if (direct_call(routine) == 0)
 			goto continue_input;
 
 	// Return key
@@ -490,22 +490,34 @@ void Processor::z_output_stream() {
 	flush_buffer();
 
 	switch ((short) zargs[0]) {
-	case  1: ostream_screen = true;
-		 break;
-	case -1: ostream_screen = false;
-		 break;
-	case  2: if (!ostream_script) script_open();
-		 break;
-	case -2: if (ostream_script) script_close();
-		 break;
-	case  3: memory_open(zargs[1], zargs[2], zargc >= 3);
-		 break;
-	case -3: memory_close();
-		 break;
-	case  4: if (!ostream_record) record_open();
-		 break;
-	case -4: if (ostream_record) record_close();
-		 break;
+	case 1:
+		ostream_screen = true;
+		break;
+	case -1:
+		ostream_screen = false;
+		break;
+	case  2:
+		if (!ostream_script)
+			script_open();
+		break;
+	case -2:
+		if (ostream_script)
+			script_close();
+		break;
+	case 3:
+		memory_open(zargs[1], zargs[2], zargc >= 3);
+		break;
+	case -3:
+		memory_close();
+		break;
+	case 4:
+		if (!ostream_record)
+			record_open();
+		break;
+	case -4:
+		if (ostream_record)
+			record_close();
+		break;
 	default:
 		break;
 	}
diff --git a/engines/glk/frotz/processor_text.cpp b/engines/glk/frotz/processor_text.cpp
index 97957aca59a..22dc8851e33 100644
--- a/engines/glk/frotz/processor_text.cpp
+++ b/engines/glk/frotz/processor_text.cpp
@@ -253,7 +253,7 @@ void Processor::encode_text(int padding) {
 			// Search character in the alphabet
 			for (set = 0; set < 3; set++)
 				for (index = 0; index < 26; index++)
-					if (c == alphabet (set, index))
+					if (c == alphabet(set, index))
 						goto letter_found;
 
 			// Character not found, store its ZSCII value
@@ -871,7 +871,7 @@ void Processor::z_print_form() {
 }
 
 void Processor::z_print_num() {
-	print_num (zargs[0]);
+	print_num(zargs[0]);
 }
 
 void Processor::z_print_obj() {