diff --git a/scripts/pnmtologo.c b/scripts/pnmtologo.c
index 68bb4efc5af429..ce937970cf9829 100644
--- a/scripts/pnmtologo.c
+++ b/scripts/pnmtologo.c
@@ -104,9 +104,11 @@ static unsigned int get_number(FILE *fp)
     val = 0;
     while (isdigit(c)) {
 	val = 10*val+c-'0';
-	/* some PBM are 'broken'; GiMP for example exports a PBM without space
-	 * between the digits. This is Ok cause we know a PBM can only have a '1'
-	 * or a '0' for the digit. */
+	/*
+	 * Some PBM are 'broken'; GiMP for example exports a PBM without space
+	 * between the digits. This is OK because we know a PBM can only have a
+	 * '1' or a '0' for the digit.
+	 */
 	if (is_plain_pbm)
 		break;
 	c = fgetc(fp);