diff --git a/rust/case2geojson/Cargo.lock b/rust/case2geojson/Cargo.lock
index f2aca53..2330ff7 100644
--- a/rust/case2geojson/Cargo.lock
+++ b/rust/case2geojson/Cargo.lock
@@ -1523,9 +1523,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.148"
+version = "1.0.149"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3084b546a1dd6289475996f182a22aba973866ea8e8b02c51d9f46b1336a22da"
+checksum = "83fc039473c5595ace860d8c4fafa220ff474b3fc6bfdb4293327f1a37e94d86"
 dependencies = [
  "itoa",
  "memchr",
diff --git a/rust/case2geojson/Cargo.toml b/rust/case2geojson/Cargo.toml
index 35e0d6d..000571b 100644
--- a/rust/case2geojson/Cargo.toml
+++ b/rust/case2geojson/Cargo.toml
@@ -8,6 +8,6 @@ geojson = "0.24.1"
 iref = "3.2.2"
 json-ld = { git = "https://github.com/miterst/json-ld.git", rev = "6b48152595b661ae5ada46747e15f373e698d151" }
 oxigraph = { version = "0.5.3", default-features = false}
-serde_json = "1.0.148"
+serde_json = "1.0.149"
 static-iref = "3.0.0"
 tokio = { version = "1.49.0", features = ["macros", "rt-multi-thread", "test-util"] }