diff --git a/deno.json b/deno.json
index 1eb91b7..f8fd73e 100644
--- a/deno.json
+++ b/deno.json
@@ -4,7 +4,7 @@
   "exports": "./mod.ts",
   "imports": {
     "steno": "jsr:@steno/steno@^0.12.0",
-    "@std/assert": "jsr:@std/assert@1",
+    "@std/assert": "jsr:@std/assert@1.0.19",
     "@std/path": "jsr:@std/path@1.1.6",
     "@std/fs": "jsr:@std/fs@1.0.24"
   }
diff --git a/deno.lock b/deno.lock
index 7ab12fe..a2c2400 100644
--- a/deno.lock
+++ b/deno.lock
@@ -5,7 +5,7 @@
     "jsr:@deno/emit@0.46.0": "0.46.0",
     "jsr:@deno/graph@~0.73.1": "0.73.1",
     "jsr:@std/assert@0.223": "0.223.0",
-    "jsr:@std/assert@1": "1.0.19",
+    "jsr:@std/assert@1.0.19": "1.0.19",
     "jsr:@std/bytes@0.223": "0.223.0",
     "jsr:@std/collections@^1.1.3": "1.3.0",
     "jsr:@std/fmt@0.223": "0.223.0",
@@ -126,7 +126,7 @@
   },
   "workspace": {
     "dependencies": [
-      "jsr:@std/assert@1",
+      "jsr:@std/assert@1.0.19",
       "jsr:@std/fs@1.0.24",
       "jsr:@std/path@1.1.6",
       "jsr:@steno/steno@0.12"