diff --git a/martin-tile-utils/Cargo.toml b/martin-tile-utils/Cargo.toml
index 59ba51264..c599247dc 100644
--- a/martin-tile-utils/Cargo.toml
+++ b/martin-tile-utils/Cargo.toml
@@ -5,10 +5,7 @@ authors = ["Yuri Astrakhan <YuriAstrakhan@gmail.com>", "MapLibre contributors"]
 description = "Utilities to help with map tile processing, such as type and compression detection. Used by the MapLibre's Martin tile server."
 keywords = ["maps", "tiles", "mvt", "tileserver"]
 categories = ["science::geo", "parsing"]
-exclude = [
-    # Exclude the fixtures directory from the package - it's only used for tests.
-    "/fixtures",
-]
+exclude = ["/fixtures", "Cargo.lock"]
 edition.workspace = true
 license.workspace = true
 repository.workspace = true
diff --git a/martin/Cargo.toml b/martin/Cargo.toml
index 6dc5a5dd7..8ec198f51 100644
--- a/martin/Cargo.toml
+++ b/martin/Cargo.toml
@@ -5,6 +5,7 @@ authors = ["Stepan Kuzmin <to.stepan.kuzmin@gmail.com>", "Yuri Astrakhan <YuriAs
 description = "Blazing fast and lightweight tile server with PostGIS, MBTiles, and PMTiles support"
 keywords = ["maps", "tiles", "mbtiles", "pmtiles", "postgis"]
 categories = ["science::geo", "web-programming::http-server"]
+exclude = ["Cargo.lock"]
 default-run = "martin"
 edition.workspace = true
 license.workspace = true
diff --git a/mbtiles/Cargo.toml b/mbtiles/Cargo.toml
index 02189fbb9..1695f89e6 100644
--- a/mbtiles/Cargo.toml
+++ b/mbtiles/Cargo.toml
@@ -5,6 +5,7 @@ authors = ["Yuri Astrakhan <YuriAstrakhan@gmail.com>", "MapLibre contributors"]
 description = "A simple low-level MbTiles access and processing library, with some tile format detection and other relevant heuristics."
 keywords = ["mbtiles", "maps", "tiles", "mvt", "tilejson"]
 categories = ["science::geo", "database"]
+exclude = ["Cargo.lock"]
 edition.workspace = true
 license.workspace = true
 repository.workspace = true