diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 749816e54..388e14f2d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -63,6 +63,7 @@ push:
     - if [[-d poet.git ]]; then rm -rf poet.git; fi
     - git clone --mirror "https://git.gfz-potsdam.de/naaice/poet.git" "poet.git" && cd poet.git
     - git push --mirror $GITHUB_REPOSITORY
+  allow_failure: true
 
 #archive-sources:       # This job runs in the build stage, which runs first.
 #  image: python:3
diff --git a/.gitmodules b/.gitmodules
index 26a3acc7f..ad7c9d598 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2,6 +2,6 @@
 	path = ext/tug
 	url = ../tug.git
 
-[submodule "ext/iphreeqc"]
-	path = ext/iphreeqc
-	url = ../iphreeqc.git
+[submodule "ext/litephreeqc"]
+	path = ext/litephreeqc
+	url = ../litephreeqc.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 249953424..3df80d759 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,7 +31,7 @@ endif()
 set(TUG_ENABLE_TESTING OFF CACHE BOOL "" FORCE)
 
 add_subdirectory(ext/tug EXCLUDE_FROM_ALL)
-add_subdirectory(ext/iphreeqc EXCLUDE_FROM_ALL)
+add_subdirectory(ext/litephreeqc EXCLUDE_FROM_ALL)
 
 option(POET_ENABLE_TESTING "Build test suite for POET" OFF)
 
diff --git a/ext/iphreeqc b/ext/litephreeqc
similarity index 100%
rename from ext/iphreeqc
rename to ext/litephreeqc