diff --git a/elem.c b/elem.c
index 75834998..e3735763 100644
--- a/elem.c
+++ b/elem.c
@@ -583,7 +583,7 @@ int disk_is_empty(struct snapraid_disk* disk, block_off_t blockmax)
 			/* if there is a deleted block, the disk is not empty */
 			return 0;
 		default:
-			fprintf(stderr, "Internal incosistency for used block in disk '%s' without files\n", disk->name);
+			fprintf(stderr, "Internal inconsistency for used block in disk '%s' without files\n", disk->name);
 			exit(EXIT_FAILURE);
 		}
 	}
diff --git a/rehash.c b/rehash.c
index c557b507..261d7e2b 100644
--- a/rehash.c
+++ b/rehash.c
@@ -66,7 +66,7 @@ void state_rehash(struct snapraid_state* state)
 		}
 
 		if (info_get_rehash(info)) {
-			fprintf(stderr, "Internal incosistency for a rehash already in progress\n");
+			fprintf(stderr, "Internal inconsistency for a rehash already in progress\n");
 			exit(EXIT_FAILURE);
 		}
 
diff --git a/state.c b/state.c
index 214ec75c..8e5d39a6 100644
--- a/state.c
+++ b/state.c
@@ -768,7 +768,7 @@ static void state_map(struct snapraid_state* state)
 		}
 
 		if (j==0) {
-			fprintf(stderr, "Internal incosistency for mapping '%s'\n", map->name);
+			fprintf(stderr, "Internal inconsistency for mapping '%s'\n", map->name);
 			exit(EXIT_FAILURE);
 		}
 
@@ -1073,7 +1073,7 @@ static void state_read_text(struct snapraid_state* state, const char* path, STRE
 					rehash = 1;
 
 					if (state->prevhash == HASH_UNDEFINED) {
-						fprintf(stderr, "Internal incosistency for missing previous checksum in '%s' at line %u\n", path, line);
+						fprintf(stderr, "Internal inconsistency for missing previous checksum in '%s' at line %u\n", path, line);
 						exit(EXIT_FAILURE);
 					}
 				} else {
@@ -1632,7 +1632,7 @@ static void state_read_text(struct snapraid_state* state, const char* path, STRE
 
 	/* check that the stored parity size matches the loaded state */
 	if (blockmax != parity_size(state)) {
-		fprintf(stderr, "Internal incosistency in parity size in '%s' at line %u\n", path, line);
+		fprintf(stderr, "Internal inconsistency in parity size in '%s' at line %u\n", path, line);
 		exit(EXIT_FAILURE);
 	}
 	state->loaded_blockmax = blockmax;
@@ -1740,7 +1740,7 @@ static void state_write_text(struct snapraid_state* state, STREAM* f)
 		/* find the disk for this mapping */
 		disk = find_disk(state, map->name);
 		if (!disk) {
-			fprintf(stderr, "Internal incosistency for unmapped disk '%s'\n", map->name);
+			fprintf(stderr, "Internal inconsistency for unmapped disk '%s'\n", map->name);
 			exit(EXIT_FAILURE);
 		}
 
@@ -2299,7 +2299,7 @@ static void state_read_binary(struct snapraid_state* state, const char* path, ST
 
 					if (rehash && state->prevhash == HASH_UNDEFINED) {
 						decoding_error(path, f);
-						fprintf(stderr, "Internal incosistency for missing previous checksum!\n");
+						fprintf(stderr, "Internal inconsistency for missing previous checksum!\n");
 						exit(EXIT_FAILURE);
 					}
 
@@ -2316,13 +2316,13 @@ static void state_read_binary(struct snapraid_state* state, const char* path, ST
 					if (position_has_any_hash(state, v_pos)) {
 						if (!info) {
 							decoding_error(path, f);
-							fprintf(stderr, "Internal incosistency for missing info!\n");
+							fprintf(stderr, "Internal inconsistency for missing info!\n");
 							exit(EXIT_FAILURE);
 						}
 					} else {
 						if (info) {
 							decoding_error(path, f);
-							fprintf(stderr, "Internal incosistency for unexpected info!\n");
+							fprintf(stderr, "Internal inconsistency for unexpected info!\n");
 							exit(EXIT_FAILURE);
 						}
 					}
@@ -2683,7 +2683,7 @@ static void state_read_binary(struct snapraid_state* state, const char* path, ST
 
 	/* check that the stored parity size matches the loaded state */
 	if (blockmax != parity_size(state)) {
-		fprintf(stderr, "Internal incosistency in parity size in '%s' at offset %"PRIi64"\n", path, stell(f));
+		fprintf(stderr, "Internal inconsistency in parity size in '%s' at offset %"PRIi64"\n", path, stell(f));
 		exit(EXIT_FAILURE);
 	}
 	state->loaded_blockmax = blockmax;
@@ -2804,7 +2804,7 @@ static void state_write_binary(struct snapraid_state* state, STREAM* f)
 		/* find the disk for this mapping */
 		disk = find_disk(state, map->name);
 		if (!disk) {
-			fprintf(stderr, "Internal incosistency for unmapped disk '%s'\n", map->name);
+			fprintf(stderr, "Internal inconsistency for unmapped disk '%s'\n", map->name);
 			exit(EXIT_FAILURE);
 		}