diff --git a/src/gfx/main.cpp b/src/gfx/main.cpp
index 676f3653..2db56f8f 100644
--- a/src/gfx/main.cpp
+++ b/src/gfx/main.cpp
@@ -762,7 +762,7 @@ int main(int argc, char *argv[]) {
 		fprintf(stderr, "\tBit depth: %" PRIu8 "bpp\n", options.bitDepth);
 		if (options.trim != 0)
 			fprintf(stderr, "\tTrim the last %" PRIu64 " tiles\n", options.trim);
-		fprintf(stderr, "\tMaximum %" PRIu8 " palettes\n", options.nbPalettes);
+		fprintf(stderr, "\tMaximum %" PRIu16 " palettes\n", options.nbPalettes);
 		fprintf(stderr, "\tPalettes contain %" PRIu8 " colors\n", options.nbColorsPerPal);
 		fprintf(stderr, "\t%s palette spec\n", [] {
 			switch (options.palSpecType) {
diff --git a/src/gfx/process.cpp b/src/gfx/process.cpp
index 734af628..c77975ab 100644
--- a/src/gfx/process.cpp
+++ b/src/gfx/process.cpp
@@ -683,7 +683,7 @@ static void outputPalettes(std::vector<Palette> const &palettes) {
 		// If the palette generation is wrong, other (dependee) operations are likely to be
 		// nonsensical, so fatal-error outright
 		fatal(
-		    "Generated %zu palettes, over the maximum of %" PRIu8,
+		    "Generated %zu palettes, over the maximum of %" PRIu16,
 		    palettes.size(),
 		    options.nbPalettes
 		);
diff --git a/src/gfx/reverse.cpp b/src/gfx/reverse.cpp
index b539eb69..a3c73cbb 100644
--- a/src/gfx/reverse.cpp
+++ b/src/gfx/reverse.cpp
@@ -191,7 +191,7 @@ void reverse() {
 
 		if (palettes.size() > options.nbPalettes) {
 			warning(
-			    "Read %zu palettes, more than the specified limit of %" PRIu8,
+			    "Read %zu palettes, more than the specified limit of %" PRIu16,
 			    palettes.size(),
 			    options.nbPalettes
 			);