diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -5,6 +5,11 @@
 ## Unreleased changes
 
 
+## Version 0.3.3
+
+-   Fix test suites.
+
+
 ## Version 0.3.2
 
 -   Remove llvm dependency.
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 # The ELynx Suite
 
-Version: 0.3.2.
+Version: 0.3.3.
 Reproducible evolution made easy.
 
 <p align="center"><img src="https://travis-ci.org/dschrempf/elynx.svg?branch=master"/></p>
@@ -90,9 +90,9 @@
 
     slynx --help | head -n -16
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx [-v|--verbosity VALUE] [-o|--output-file-basename NAME] 
                  [-f|--force] COMMAND
@@ -136,9 +136,9 @@
 
     slynx concatenate --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx concatenate (-a|--alphabet NAME) INPUT-FILE
       Concatenate sequences found in input files.
@@ -157,9 +157,9 @@
 
     slynx examine --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx examine (-a|--alphabet NAME) INPUT-FILE [--per-site]
       Examine sequences. If data is a multi sequence alignment, additionally analyze columns.
@@ -179,9 +179,9 @@
 
     slynx filter-rows --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx filter-rows (-a|--alphabet NAME) INPUT-FILE [--longer-than LENGTH] 
                              [--shorter-than LENGTH] [--standard-characters]
@@ -202,9 +202,9 @@
 
     slynx filter-columns --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx filter-columns (-a|--alphabet NAME) INPUT-FILE 
                                 [--standard-chars DOUBLE]
@@ -226,9 +226,9 @@
 
     slynx simulate --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx simulate (-t|--tree-file Name) [-s|--substitution-model MODEL] 
                           [-m|--mixture-model MODEL] [-e|--edm-file NAME] 
@@ -305,9 +305,9 @@
 
     slynx sub-sample --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx sub-sample (-a|--alphabet NAME) INPUT-FILE
                             (-n|--number-of-sites INT)
@@ -335,9 +335,9 @@
 
     slynx translate --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: slynx translate (-a|--alphabet NAME) INPUT-FILE (-r|--reading-frame INT)
                            (-u|--universal-code CODE)
@@ -360,9 +360,9 @@
 
     tlynx --help | head -n -16
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: tlynx [-v|--verbosity VALUE] [-o|--output-file-basename NAME] 
                  [-f|--force] COMMAND
@@ -399,9 +399,9 @@
 
     tlynx compare --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: tlynx compare [-n|--normalize] [-b|--bipartitions] [-t|--intersect] 
                          [-f|--newick-format FORMAT] NAMES
@@ -428,9 +428,9 @@
 
     tlynx examine --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: tlynx examine INPUT-FILE [-f|--newick-format FORMAT]
       Compute summary statistics of phylogenetic trees.
@@ -452,9 +452,9 @@
 
     tlynx simulate --help
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: tlynx simulate [-t|--nTrees INT] [-n|--nLeaves INT] [-H|--height DOUBLE] 
                           [-M|--condition-on-mrca] [-l|--lambda DOUBLE] 
@@ -491,9 +491,9 @@
 
     elynx --help | head -n -16
 
-    ELynx Suite version 0.3.2.
+    ELynx Suite version 0.3.3.
     Developed by Dominik Schrempf.
-    Compiled on August 17, 2020, at 14:19 pm, UTC.
+    Compiled on August 18, 2020, at 08:07 am, UTC.
     
     Usage: elynx COMMAND
       Validate and redo past ELynx analyses
diff --git a/slynx.cabal b/slynx.cabal
--- a/slynx.cabal
+++ b/slynx.cabal
@@ -1,6 +1,6 @@
 cabal-version:  2.2
 name:           slynx
-version:        0.3.2
+version:        0.3.3
 synopsis:       Handle molecular sequences
 description:    Examine, modify, and simulate molecular sequences in a reproducible way. Please see the README on GitHub at <https://github.com/dschrempf/elynx>.
 category:       Bioinformatics