diff --git a/.gitignore b/.gitignore
index ef472f1..67d7bbc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@
 /1.71.tar.gz
 /beust-jcommander-1.71.tar.gz
 /beust-jcommander-1.75.tar.gz
+/beust-jcommander-1.78.tar.gz
diff --git a/beust-jcommander.spec b/beust-jcommander.spec
index 7376434..3c3d952 100644
--- a/beust-jcommander.spec
+++ b/beust-jcommander.spec
@@ -1,5 +1,5 @@
 Name:           beust-jcommander
-Version:        1.75
+Version:        1.78
 Release:        1%{?dist}
 Summary:        Java framework for parsing command line parameters
 License:        ASL 2.0
@@ -52,6 +52,9 @@ sed -i 's/@VERSION@/%{version}/g' pom.xml
 %doc license.txt notice.md
 
 %changelog
+* Mon Sep 02 2019 Marian Koncek <mkoncek@redhat.com> - 1.78-1
+- Update to upstream version 1.78
+
 * Thu Aug 15 2019 Marian Koncek <mkoncek@redhat.com> - 1.75-1
 - Update to upstream version 1.75
 
diff --git a/generate-tarball.sh b/generate-tarball.sh
index d72b53c..034b6b3 100755
--- a/generate-tarball.sh
+++ b/generate-tarball.sh
@@ -4,7 +4,7 @@ set -e
 
 # This commit refers to the state of the sources when they were published to
 # Maven Central
-git_tag='2d846a848c8d79283ab2ca8ffaa492ebbd505aec'
+git_tag='dcf154b6d40dd3865e317de7250b7019044543a9'
 version="$(sed -n 's/Version:\s*//p' *.spec)"
 
 # Retrieve and set version
@@ -17,7 +17,6 @@ git reset --hard "${git_tag}"
 find -name '*.jar' -delete
 find -name '*.class' -delete
 rm -rf gradle* kobalt* lib
-
 rm -rf .git
 popd
 
diff --git a/sources b/sources
index 2ff0ec3..0be1842 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (beust-jcommander-1.75.tar.gz) = 3ff0489eed31cff99665d67f6d964b62b020fdddf09edd5137f0ae30905ae779fcda80b52be8ef7d50a2f66bcb4794b3a27127b2c97978fcd45254ee19e687cb
+SHA512 (beust-jcommander-1.78.tar.gz) = 618367d1644bf0423c3184bd4a6be73571c1b2de243bb7dad4e72d5a3023bf30116c0e5337088e0e4d1f42f24ba94b0fddaedcd3e54613c335d068edeaddfaef