diff --git a/ReleaseNotes.md b/ReleaseNotes.md
index 7090aa3a..09be90c7 100644
--- a/ReleaseNotes.md
+++ b/ReleaseNotes.md
@@ -3,6 +3,7 @@ Given here are some release notes for NJOY2016. Each release is made through a f
 
 ## [NJOY2016.75](https://github.com/njoy/NJOY2016/pull/xxx)
 This update fixes the following issues:
+  - Corrected a typo in the gateff subroutine in thermr (changed 1220 into 1200, see issue #76)
 
 In addition, this update made added the following features and changes:
   - A small change to the NXS array for continuous energy and photonuclear ACE files (iopt = 1 and 5): in both cases, the isomeric state S, atom number Z and mass number A are now stored in NXS(9), NXS(10) and NXS(11) respectively.
diff --git a/src/thermr.f90 b/src/thermr.f90
index 4ad8558d..782d7d3d 100644
--- a/src/thermr.f90
+++ b/src/thermr.f90
@@ -636,7 +636,7 @@ subroutine gateff(temp,eftemp,ntemp,mat)
      1064.e0_kr,700.e0_kr,749.69e0_kr,&
      1064.e0_kr,800.e0_kr,843.63e0_kr,&
      1064.e0_kr,1000.e0_kr,1035.e0_kr,&
-     1064.e0_kr,1220.e0_kr,1229.3e0_kr,&
+     1064.e0_kr,1200.e0_kr,1229.3e0_kr,&
      1065.e0_kr,296.0e0_kr,713.39e0_kr,&
      1065.e0_kr,400.0e0_kr,754.68e0_kr,&
      1065.e0_kr,500.0e0_kr,806.67e0_kr,&