diff --git a/GeneratorInterface/HydjetInterface/BuildFile.xml b/GeneratorInterface/HydjetInterface/BuildFile.xml
index 2ff14ccb322c4..6e7c6947bc0a3 100644
--- a/GeneratorInterface/HydjetInterface/BuildFile.xml
+++ b/GeneratorInterface/HydjetInterface/BuildFile.xml
@@ -8,6 +8,7 @@
 <use   name="f77compiler"/>
 <use   name="hydjet"/>
 <use name="hepmc"/>
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <export>
   <lib   name="1"/>
 </export>
diff --git a/GeneratorInterface/HydjetInterface/plugins/BuildFile.xml b/GeneratorInterface/HydjetInterface/plugins/BuildFile.xml
index 20af64bfc5542..d5080086de3ed 100644
--- a/GeneratorInterface/HydjetInterface/plugins/BuildFile.xml
+++ b/GeneratorInterface/HydjetInterface/plugins/BuildFile.xml
@@ -1,5 +1,6 @@
 <use name="GeneratorInterface/HydjetInterface"/>
 <use name="pydata"/>
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <library file="*.cc" name="GeneratorInterfaceHydjetInterfacePlugins">
   <flags EDM_PLUGIN="1"/>
 </library>
diff --git a/GeneratorInterface/PyquenInterface/BuildFile.xml b/GeneratorInterface/PyquenInterface/BuildFile.xml
index aeb929b232e4f..5fef1f2abc227 100644
--- a/GeneratorInterface/PyquenInterface/BuildFile.xml
+++ b/GeneratorInterface/PyquenInterface/BuildFile.xml
@@ -10,6 +10,7 @@
 <use name="GeneratorInterface/ExternalDecays"/>
 <use name="pyquen"/>
 <use name="hepmc"/>
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <export>
   <lib name="1"/>
 </export>
diff --git a/GeneratorInterface/PyquenInterface/plugins/BuildFile.xml b/GeneratorInterface/PyquenInterface/plugins/BuildFile.xml
index b1d821e8c22f2..c96a7b9734f03 100644
--- a/GeneratorInterface/PyquenInterface/plugins/BuildFile.xml
+++ b/GeneratorInterface/PyquenInterface/plugins/BuildFile.xml
@@ -1,3 +1,4 @@
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <use name="GeneratorInterface/PyquenInterface"/>
 <use name="pydata"/>
 <library file="*.cc" name="GeneratorInterfacePyquenInterfacePlugins">
diff --git a/GeneratorInterface/Pythia6Interface/BuildFile.xml b/GeneratorInterface/Pythia6Interface/BuildFile.xml
index d42f55fbac4b9..3a028ee760054 100644
--- a/GeneratorInterface/Pythia6Interface/BuildFile.xml
+++ b/GeneratorInterface/Pythia6Interface/BuildFile.xml
@@ -4,6 +4,7 @@
 <use name="pythia6"/>
 <use name="f77compiler"/>
 <use name="hepmc"/>
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <export>
   <lib name="1"/>
 </export>
diff --git a/GeneratorInterface/Pythia6Interface/plugins/BuildFile.xml b/GeneratorInterface/Pythia6Interface/plugins/BuildFile.xml
index 7880a9831290b..d5b08ba78916c 100644
--- a/GeneratorInterface/Pythia6Interface/plugins/BuildFile.xml
+++ b/GeneratorInterface/Pythia6Interface/plugins/BuildFile.xml
@@ -1,3 +1,4 @@
+<flags REM_LDFLAGS="-Wl,--as-needed"/>
 <use name="GeneratorInterface/Pythia6Interface"/>
 <architecture name="osx">
   <use name="pydata"/>