diff --git a/Mars.spec b/Mars.spec
index 947d94b..3cf0d0d 100644
--- a/Mars.spec
+++ b/Mars.spec
@@ -1,6 +1,6 @@
 Name:           Mars
 Version:        4.5
-Release:        7%{?dist}
+Release:        8%{?dist}
 Summary:        An interactive development environment for programming in MIPS assembly language
 
 Group:          Development/Tools
@@ -13,11 +13,11 @@ Source3:        build.xml
 BuildArch:      noarch
 
 BuildRequires:  ant
-BuildRequires:  java-devel
+BuildRequires:  java-1.8.0-openjdk-devel
 BuildRequires:  jpackage-utils
 BuildRequires:  desktop-file-utils
 
-Requires:       java
+Requires:       java-1.8.0-openjdk
 Requires:       jpackage-utils
 
 %description
@@ -52,6 +52,9 @@ desktop-file-install                                \
 %doc MARSlicense.txt
 
 %changelog
+* Fri Oct 05 2018 W. Michael Petullo <mike[@]flyn.org> - 4.5-8
+- Fix BZ #1634466 by requiring java-1.8.0-openjdk
+
 * Thu Jul 12 2018 Fedora Release Engineering <releng@fedoraproject.org> - 4.5-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild