diff --git a/src/musredit_qt5/musredit/PFitOutputHandler.cpp b/src/musredit_qt5/musredit/PFitOutputHandler.cpp
index 277618d6..2d4b9736 100644
--- a/src/musredit_qt5/musredit/PFitOutputHandler.cpp
+++ b/src/musredit_qt5/musredit/PFitOutputHandler.cpp
@@ -64,7 +64,7 @@ PFitOutputHandler::PFitOutputHandler(QString workingDirectory, QVector<QString>
 
   // make sure that the system environment variables are properly set
   QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
   fProc->setProcessEnvironment(env);
   fProc->setWorkingDirectory(workingDirectory);
 
diff --git a/src/musredit_qt5/musredit/PTextEdit.cpp b/src/musredit_qt5/musredit/PTextEdit.cpp
index 199d40be..7ae8b010 100644
--- a/src/musredit_qt5/musredit/PTextEdit.cpp
+++ b/src/musredit_qt5/musredit/PTextEdit.cpp
@@ -1848,7 +1848,7 @@ void PTextEdit::musrWiz()
 
   // make sure that the system environment variables are properly set
   QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
   proc->setProcessEnvironment(env);
   proc->setWorkingDirectory(workDir);
   proc->start(cmd, arg);
@@ -2369,7 +2369,7 @@ void PTextEdit::musrView()
 
   // make sure that the system environment variables are properly set
   QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
   proc->setProcessEnvironment(env);
   proc->setWorkingDirectory(workDir);
   proc->start(cmd, arg);
@@ -2423,7 +2423,7 @@ void PTextEdit::musrT0()
 
   // make sure that the system environment variables are properly set
   QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
   proc->setProcessEnvironment(env);
   proc->setWorkingDirectory(workDir);
   proc->start(cmd, arg);
@@ -2460,7 +2460,7 @@ void PTextEdit::musrFT()
     proc->setStandardErrorFile("musrFT.log");
     QString cmd = fAdmin->getExecPath() + "/musrFT";
     QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-    env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+    env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
     proc->setProcessEnvironment(env);
     proc->start(cmd, fMusrFTPrevCmd);
     if (!proc->waitForStarted()) {
@@ -2562,7 +2562,7 @@ void PTextEdit::musrSetSteps()
 
   // make sure that the system environment variables are properly set
   QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
-  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
+  env.insert("LD_LIBRARY_PATH", env.value("ROOTSYS") + "/lib:" + env.value("DKS") + "/lib:" + env.value("LD_LIBRARY_PATH"));
   proc->setProcessEnvironment(env);
   proc->setWorkingDirectory(workDir);
   proc->start(cmd, arg);