diff --git a/spec/unit/facts/megaraid_adapters_spec.rb b/spec/unit/facts/megaraid_adapters_spec.rb
index 99d120f..ded8ec6 100644
--- a/spec/unit/facts/megaraid_adapters_spec.rb
+++ b/spec/unit/facts/megaraid_adapters_spec.rb
@@ -17,7 +17,7 @@
       it do
         Facter.fact(:kernel).stubs(:value).returns('Linux') 
         Facter.fact(:megacli).stubs(:value).returns('/usr/bin/MegaCli')
-        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount 2>&1').
+        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount -NoLog 2>&1').
           returns(nil)
 
         Facter.fact(:megaraid_adapters).value.should  == '0'
@@ -28,7 +28,7 @@
       it 'should find 0 adapters' do
         Facter.fact(:kernel).stubs(:value).returns('Linux') 
         Facter::Util::Resolution.stubs(:which).with('MegaCli').returns('/usr/bin/MegaCli')
-        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount 2>&1').
+        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount -NoLog 2>&1').
           returns(File.read(fixtures('megacli', 'adpcount-count_0')))
 
         Facter.fact(:megaraid_adapters).value.should  == '0'
@@ -37,7 +37,7 @@
       it 'should find 1 adapters' do
         Facter.fact(:kernel).stubs(:value).returns('Linux') 
         Facter::Util::Resolution.stubs(:which).with('MegaCli').returns('/usr/bin/MegaCli')
-        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount 2>&1').
+        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -adpCount -NoLog 2>&1').
           returns(File.read(fixtures('megacli', 'adpcount-count_1')))
 
         Facter.fact(:megaraid_adapters).value.should  == '1'
diff --git a/spec/unit/facts/megaraid_physical_drives_spec.rb b/spec/unit/facts/megaraid_physical_drives_spec.rb
index ad320ba..8fb715a 100644
--- a/spec/unit/facts/megaraid_physical_drives_spec.rb
+++ b/spec/unit/facts/megaraid_physical_drives_spec.rb
@@ -26,7 +26,7 @@
         Facter.fact(:kernel).stubs(:value).returns('Linux')
         Facter.fact(:megacli).stubs(:value).returns('/usr/bin/MegaCli')
         Facter.fact(:megaraid_adapters).stubs(:value).returns('1')
-        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -PDList -aALL').
+        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -PDList -aALL -NoLog').
           returns(nil)
 
         Facter.fact(:megaraid_physical_drives).value.should be_nil
@@ -48,7 +48,7 @@
         Facter.fact(:kernel).stubs(:value).returns('Linux')
         Facter.fact(:megacli).stubs(:value).returns('/usr/bin/MegaCli')
         Facter.fact(:megaraid_adapters).stubs(:value).returns('1')
-        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -PDList -aALL').
+        Facter::Util::Resolution.stubs(:exec).with('/usr/bin/MegaCli -PDList -aALL -NoLog').
           returns(File.read(fixtures('megacli', 'pdlistaall')))
 
         Facter.fact(:megaraid_physical_drives).value.should == '10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,184,185,188,189,190,192,194,197,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214'