diff --git a/src/barebox-state/backend_bucket_circular.c b/src/barebox-state/backend_bucket_circular.c
index 135a43a..9caa994 100644
--- a/src/barebox-state/backend_bucket_circular.c
+++ b/src/barebox-state/backend_bucket_circular.c
@@ -168,13 +168,13 @@
 		return ret;
 	}
 
-	dev_dbg(circ->dev, "Read state from %ld length %zd\n", offset,
+	dev_dbg(circ->dev, "Read state from %ld length %d\n", offset,
 		len);
 
 
 	ret = read_full(circ->fd, buf, len);
 	if (ret < 0) {
-		dev_err(circ->dev, "Failed to read circular storage len %zd, %d\n",
+		dev_err(circ->dev, "Failed to read circular storage len %d, %d\n",
 			len, ret);
 		free(buf);
 		return ret;
@@ -200,7 +200,7 @@
 
 	ret = write_full(circ->fd, buf, len);
 	if (ret < 0) {
-		dev_err(circ->dev, "Failed to write circular to %ld length %zd, %d\n",
+		dev_err(circ->dev, "Failed to write circular to %ld length %d, %d\n",
 			offset, len, ret);
 		return ret;
 	}
@@ -211,7 +211,7 @@
 	 */
 	flush(circ->fd);
 
-	dev_dbg(circ->dev, "Written state to offset %ld length %zd data length %zd\n",
+	dev_dbg(circ->dev, "Written state to offset %ld length %d data length %d\n",
 		offset, len, len);
 
 	return 0;
@@ -299,7 +299,7 @@
 	void *write_buf;
 
 	if (written_length > circ->max_size) {
-		dev_err(circ->dev, "Error, state data too big to be written, to write: %zd, writesize: %zd, length: %zd, available: %zd\n",
+		dev_err(circ->dev, "Error, state data too big to be written, to write: %d, writesize: %zd, length: %zd, available: %zd\n",
 			written_length, circ->writesize, len, circ->max_size);
 		return -E2BIG;
 	}
@@ -348,12 +348,12 @@
 
 	ret = state_mtd_peb_write(circ, write_buf, offset, written_length);
 	if (ret < 0 && ret != -EUCLEAN) {
-		dev_err(circ->dev, "Failed to write circular to %ld length %zd, %d\n",
+		dev_err(circ->dev, "Failed to write circular to %ld length %d, %d\n",
 			offset, written_length, ret);
 		goto out_free;
 	}
 
-	dev_dbg(circ->dev, "Written state to PEB %u offset %ld length %zd data length %zd\n",
+	dev_dbg(circ->dev, "Written state to PEB %u offset %ld length %d data length %zd\n",
 		circ->eraseblock, offset, written_length, len);
 
 out_free:
diff --git a/src/barebox-state/backend_format_dtb.c b/src/barebox-state/backend_format_dtb.c
index 55fa1fc..b48e97d 100644
--- a/src/barebox-state/backend_format_dtb.c
+++ b/src/barebox-state/backend_format_dtb.c
@@ -49,7 +49,7 @@
 	size_t len = *lenp;
 
 	if (dtb_len > len) {
-		dev_err(fdtb->dev, "Error, stored DTB length (%d) longer than read buffer (%d)\n",
+		dev_err(fdtb->dev, "Error, stored DTB length (%zd) longer than read buffer (%zd)\n",
 			dtb_len, len);
 		return -EINVAL;
 	}
diff --git a/src/barebox-state/backend_format_raw.c b/src/barebox-state/backend_format_raw.c
index d76718c..2ba97e0 100644
--- a/src/barebox-state/backend_format_raw.c
+++ b/src/barebox-state/backend_format_raw.c
@@ -108,7 +108,7 @@
 	ssize_t complete_len;
 
 	if (len < format_raw_min_length) {
-		dev_err(backend_raw->dev, "Error, buffer length (%d) is shorter than the minimum required header length\n",
+		dev_err(backend_raw->dev, "Error, buffer length (%zd) is shorter than the minimum required header length\n",
 			len);
 		return -EINVAL;
 	}
diff --git a/src/barebox-state/backend_storage.c b/src/barebox-state/backend_storage.c
index 1052656..2c6b7d4 100644
--- a/src/barebox-state/backend_storage.c
+++ b/src/barebox-state/backend_storage.c
@@ -246,7 +246,7 @@
 		end = meminfo->size;
 
 	if (!IS_ALIGNED(storage->offset, meminfo->erasesize)) {
-		dev_err(storage->dev, "Offset within the device is not aligned to eraseblocks. Offset is %ld, erasesize %zu\n",
+		dev_err(storage->dev, "Offset within the device is not aligned to eraseblocks. Offset is %ld, erasesize %u\n",
 			storage->offset, meminfo->erasesize);
 		return -EINVAL;
 	}