diff --git a/docs/generated/changelog.html b/docs/generated/changelog.html
index 94a10ef28..1849cb3c9 100644
--- a/docs/generated/changelog.html
+++ b/docs/generated/changelog.html
@@ -12,6 +12,7 @@ <h1>Agent-JS Changelog</h1>
     <section>
       <h2>Version 0.12.1</h2>
       <ul>
+        <li>Adds inline sourcemaps to packages</li>
         <li>Adds UTF-8 as an encoding option for CanisterStatus custom paths</li>
         <li>
           Adds a public method "createReadStateRequest" that creates the request for "readState".
diff --git a/packages/agent/tsconfig.json b/packages/agent/tsconfig.json
index 067e7b8a4..38c9b6462 100644
--- a/packages/agent/tsconfig.json
+++ b/packages/agent/tsconfig.json
@@ -17,6 +17,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017",
     "tsBuildInfoFile": "./build_info.json"
diff --git a/packages/auth-client/tsconfig.json b/packages/auth-client/tsconfig.json
index 81929b926..20d177373 100644
--- a/packages/auth-client/tsconfig.json
+++ b/packages/auth-client/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },
diff --git a/packages/authentication/tsconfig.json b/packages/authentication/tsconfig.json
index 81929b926..20d177373 100644
--- a/packages/authentication/tsconfig.json
+++ b/packages/authentication/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },
diff --git a/packages/candid/tsconfig.json b/packages/candid/tsconfig.json
index 368f45c07..bd9067961 100644
--- a/packages/candid/tsconfig.json
+++ b/packages/candid/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },
diff --git a/packages/identity-ledgerhq/tsconfig.json b/packages/identity-ledgerhq/tsconfig.json
index 1396c3243..861311726 100644
--- a/packages/identity-ledgerhq/tsconfig.json
+++ b/packages/identity-ledgerhq/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },
diff --git a/packages/identity/tsconfig.json b/packages/identity/tsconfig.json
index 1396c3243..861311726 100644
--- a/packages/identity/tsconfig.json
+++ b/packages/identity/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },
diff --git a/packages/principal/tsconfig.json b/packages/principal/tsconfig.json
index 98b13245a..99dac694c 100644
--- a/packages/principal/tsconfig.json
+++ b/packages/principal/tsconfig.json
@@ -14,6 +14,7 @@
     "resolveJsonModule": true,
     "rootDir": "./src",
     "sourceMap": true,
+    "inlineSources": true,
     "strict": true,
     "target": "es2017"
   },