diff --git a/src/error.cpp b/src/error.cpp
index 8ddc9c268..2d05facb6 100644
--- a/src/error.cpp
+++ b/src/error.cpp
@@ -11,34 +11,33 @@
 
 static void vwarn(char const NONNULL(fmt), va_list ap)
 {
+	const char *error = strerror(errno);
+
 	fprintf(stderr, "warning: ");
 	vfprintf(stderr, fmt, ap);
-	fputs(": ", stderr);
-	perror(NULL);
+	fprintf(stderr, ": %s\n", error);
 }
 
 static void vwarnx(char const NONNULL(fmt), va_list ap)
 {
-	fprintf(stderr, "warning");
-	fputs(": ", stderr);
+	fprintf(stderr, "warning: ");
 	vfprintf(stderr, fmt, ap);
 	putc('\n', stderr);
 }
 
 [[noreturn]] static void verr(char const NONNULL(fmt), va_list ap)
 {
+	const char *error = strerror(errno);
+
 	fprintf(stderr, "error: ");
 	vfprintf(stderr, fmt, ap);
-	fputs(": ", stderr);
-	fputs(strerror(errno), stderr);
-	putc('\n', stderr);
+	fprintf(stderr, ": %s\n", error);
 	exit(1);
 }
 
 [[noreturn]] static void verrx(char const NONNULL(fmt), va_list ap)
 {
-	fprintf(stderr, "error");
-	fputs(": ", stderr);
+	fprintf(stderr, "error: ");
 	vfprintf(stderr, fmt, ap);
 	putc('\n', stderr);
 	exit(1);
diff --git a/src/link/assign.cpp b/src/link/assign.cpp
index c74859249..22daf95d5 100644
--- a/src/link/assign.cpp
+++ b/src/link/assign.cpp
@@ -297,22 +297,19 @@ static void placeSection(struct Section *section)
 
 	if (section->isBankFixed && nbbanks(section->type) != 1) {
 		if (section->isAddressFixed)
-			snprintf(where, 64, "at $%02" PRIx32 ":%04" PRIx16,
+			snprintf(where, sizeof(where), "at $%02" PRIx32 ":%04" PRIx16,
 				 section->bank, section->org);
 		else if (section->isAlignFixed)
-			snprintf(where, 64, "in bank $%02" PRIx32 " with align mask %" PRIx16,
+			snprintf(where, sizeof(where), "in bank $%02" PRIx32 " with align mask %" PRIx16,
 				 section->bank, (uint16_t)~section->alignMask);
 		else
-			snprintf(where, 64, "in bank $%02" PRIx32,
-				 section->bank);
+			snprintf(where, sizeof(where), "in bank $%02" PRIx32, section->bank);
 	} else {
 		if (section->isAddressFixed)
-			snprintf(where, 64, "at address $%04" PRIx16,
-				 section->org);
+			snprintf(where, sizeof(where), "at address $%04" PRIx16, section->org);
 		else if (section->isAlignFixed)
-			snprintf(where, 64, "with align mask %" PRIx16 " and offset %" PRIx16,
-				 (uint16_t)~section->alignMask,
-				 section->alignOfs);
+			snprintf(where, sizeof(where), "with align mask %" PRIx16 " and offset %" PRIx16,
+				 (uint16_t)~section->alignMask, section->alignOfs);
 		else
 			strcpy(where, "anywhere");
 	}