diff --git a/lib/oink/active_record_instantiation_reporter.rb b/lib/oink/active_record_instantiation_reporter.rb
index 4ab86f7..d9774c1 100644
--- a/lib/oink/active_record_instantiation_reporter.rb
+++ b/lib/oink/active_record_instantiation_reporter.rb
@@ -18,7 +18,12 @@ def print(output)
           line = line.strip
           
            # Skip this line since we're only interested in the Hodel 3000 compliant lines
-          next unless line =~ HODEL_LOG_FORMAT_REGEX
+          begin
+            next unless line =~ HODEL_LOG_FORMAT_REGEX
+          rescue => e
+            output.puts "\nSkipping malformed line" if @format == :verbose and e.message =~ /invalid byte sequence/
+            next
+          end
 
           if line =~ /rails\[(\d+)\]/
             pid = $1
@@ -65,4 +70,4 @@ def print(output)
 
   end
   
-end
\ No newline at end of file
+end
diff --git a/lib/oink/memory_usage_reporter.rb b/lib/oink/memory_usage_reporter.rb
index 7461c97..9205d8c 100644
--- a/lib/oink/memory_usage_reporter.rb
+++ b/lib/oink/memory_usage_reporter.rb
@@ -16,8 +16,14 @@ def print(output)
         input.each_line do |line|
           line = line.strip
           
-           # Skip this line since we're only interested in the Hodel 3000 compliant lines
-          next unless line =~ HODEL_LOG_FORMAT_REGEX
+          # Skip this line since we're only interested in the Hodel 3000 compliant lines
+          # Also skip lines that have the wrong character encoding
+          begin
+            next unless line =~ HODEL_LOG_FORMAT_REGEX
+          rescue => e
+            output.puts "\nSkipping malformed line" if @format == :verbose and e.message =~ /invalid byte sequence/
+            next
+          end
 
           if line =~ /rails\[(\d+)\]/
             pid = $1
@@ -69,4 +75,4 @@ def print(output)
 
   end
   
-end
\ No newline at end of file
+end