diff --git a/prometheus-proc/ChangeLog.md b/prometheus-proc/ChangeLog.md
index db2a727..ff0d381 100644
--- a/prometheus-proc/ChangeLog.md
+++ b/prometheus-proc/ChangeLog.md
@@ -1,3 +1,7 @@
+# 0.1.2.0 -- 2019-09-18
+
+* Support base-4.13 and GHC 8.8.
+
 # 0.1.1.0 -- 2019-05-23
 
 * Change all use of `Int` to `Int64`. `Int` is only guaranteed to be able to
diff --git a/prometheus-proc/prometheus-proc.cabal b/prometheus-proc/prometheus-proc.cabal
index 4d590ad..4de4d67 100644
--- a/prometheus-proc/prometheus-proc.cabal
+++ b/prometheus-proc/prometheus-proc.cabal
@@ -1,5 +1,5 @@
 name:                prometheus-proc
-version:             0.1.1.0
+version:             0.1.2.0
 synopsis:            Export metrics from /proc for the current process
 homepage:            https://github.com/fimad/prometheus-haskell
 license:             BSD3