diff --git a/libraries/base/changelog.md b/libraries/base/changelog.md
index cb9519c509d1df1cd05c78045c1c608888e1df99..ec07002bcb8239dfdc13355a5d34d0377ddb470a 100644
--- a/libraries/base/changelog.md
+++ b/libraries/base/changelog.md
@@ -1,13 +1,13 @@
 # Changelog for [`base` package](http://hackage.haskell.org/package/base)
 
 
-## 4.11.1.0 *TBA*
+## 4.11.1.0 *April 2018*
   * Bundled with GHC 8.4.2
 
   * Add the `readFieldHash` function to `GHC.Read` which behaves like
     `readField`, but for a field that ends with a `#` symbol (#14918).
 
-## 4.11.0.0 *TBA*
+## 4.11.0.0 *March 2018*
   * Bundled with GHC 8.4.1
 
   * `System.IO.openTempFile` is now thread-safe on Windows.
diff --git a/libraries/integer-gmp/changelog.md b/libraries/integer-gmp/changelog.md
index 51c84bc0475ffbc549cfd81a811f84f78d6b5c28..a70f214ed98a9a779ec0a199a74d0e1892682a57 100644
--- a/libraries/integer-gmp/changelog.md
+++ b/libraries/integer-gmp/changelog.md
@@ -1,6 +1,6 @@
 # Changelog for [`integer-gmp` package](http://hackage.haskell.org/package/integer-gmp)
 
-## 1.0.2.0 *TBA*
+## 1.0.2.0 *April 2018*
 
   * Bundled with GHC 8.4.2
 
diff --git a/libraries/template-haskell/changelog.md b/libraries/template-haskell/changelog.md
index b4728329d1105d672364083d1a9898a6e7357c20..1479a9eb5243dddd6cce260aca77cc58e4fcd51f 100644
--- a/libraries/template-haskell/changelog.md
+++ b/libraries/template-haskell/changelog.md
@@ -1,8 +1,8 @@
 # Changelog for [`template-haskell` package](http://hackage.haskell.org/package/template-haskell)
 
-## 2.13.0.0 *TBA*
+## 2.13.0.0 *March 2018*
 
-  * Bundled with GHC *TBA*
+  * Bundled with GHC 8.4.1
 
   * `Language.Haskell.TH.FamFlavour`, which was deprecated in 2.11,
     has been removed.