diff --git a/src/pypgstac/pyproject.toml b/src/pypgstac/pyproject.toml
index 081dc05..e39382b 100644
--- a/src/pypgstac/pyproject.toml
+++ b/src/pypgstac/pyproject.toml
@@ -21,17 +21,22 @@ dependencies = [
     "cachetools>=5.3.0",
     "fire>=0.4.0",
     "hydraters>=0.1.0",
-    "orjson>=3.6.2",
+    "orjson>=3.7.0",
     "plpygis>=0.2.0",
     "pydantic>=1.7",
     "python-dateutil>=2.8.0",
-    "smart-open>=4.2",
+    "smart-open>=5.0",
     "tenacity>=8.1.0",
     "version-parser>= 1.0.1",
 ]
 
 [project.optional-dependencies]
-test = ["pytest", "pytest-cov", "pystac[validation]==1.*", "types-cachetools"]
+test = [
+    "pytest==8.3.*",
+    "pytest-cov==6.0.*",
+    "pystac[validation]==1.*",
+    "types-cachetools==5.5.*",
+]
 dev = [
     "flake8==7.1.1",
     "black>=24.10.0",