diff --git a/src/core/org/luaj/vm2/lib/DebugLib.java b/src/core/org/luaj/vm2/lib/DebugLib.java
index ca4bfb7d..da3e103a 100644
--- a/src/core/org/luaj/vm2/lib/DebugLib.java
+++ b/src/core/org/luaj/vm2/lib/DebugLib.java
@@ -286,8 +286,8 @@ public class DebugLib extends VarArgFunction {
 				} finally {
 					ds.popInfo(n);
 				}
-			} catch ( Throwable  t ) {
-				t.printStackTrace();
+			} catch ( Exception e ) {
+				e.printStackTrace();
 			} finally {
 				inhook = false;
 			}
@@ -302,7 +302,7 @@ public class DebugLib extends VarArgFunction {
 		DebugInfo getDebugInfo() {
 			try {
 				return debugInfo[debugCalls-1];
-			} catch ( Throwable t ) {
+			} catch ( Exception e ) {
 				if ( debugCalls <= 0 )
 					return debugInfo[debugCalls++] = new DebugInfo();
 				return null;
diff --git a/src/jse/lua.java b/src/jse/lua.java
index c3f76da1..ecc1230a 100644
--- a/src/jse/lua.java
+++ b/src/jse/lua.java
@@ -196,8 +196,8 @@ public class lua {
 			}
 			Varargs scriptargs = (args!=null? setGlobalArg(args, firstarg): LuaValue.NONE);
 			c.invoke( scriptargs );
-		} catch ( Throwable t ) {
-			t.printStackTrace( System.err );
+		} catch ( Exception e ) {
+			e.printStackTrace( System.err );
 		}
 	}
 
diff --git a/src/jse/lua2java.java b/src/jse/lua2java.java
index 0cc51032..276292d9 100644
--- a/src/jse/lua2java.java
+++ b/src/jse/lua2java.java
@@ -206,8 +206,8 @@ public class lua2java {
 			pw.close();
 			out.close();
 			in.close();
-		} catch ( Throwable t ) {
-			t.printStackTrace( System.err );
+		} catch ( Exception e ) {
+			e.printStackTrace( System.err );
 		}
 	}
 }
diff --git a/src/jse/luac.java b/src/jse/luac.java
index 92033b07..04333639 100644
--- a/src/jse/luac.java
+++ b/src/jse/luac.java
@@ -172,8 +172,8 @@ public class luac {
 	            DumpState.dump(chunk, out, stripdebug, numberformat, littleendian);
 	        }
 	        
-		} catch ( Throwable t ) {
-			t.printStackTrace( System.err );
+		} catch ( Exception e ) {
+			e.printStackTrace( System.err );
 		} finally {
 			script.close();
 		}
diff --git a/src/jse/luajc.java b/src/jse/luajc.java
index 959cae4f..0d238274 100644
--- a/src/jse/luajc.java
+++ b/src/jse/luajc.java
@@ -228,17 +228,17 @@ public class luajc {
                 		Object o = c.newInstance();
                 		if ( verbose )
     	        			System.out.println("    loaded "+classname+" as "+o );
-	        		} catch ( Throwable th ) {
+	        		} catch ( Exception ex ) {
 	        			System.out.flush();
-	        			System.err.println("    failed to load "+classname+": "+th );
+	        			System.err.println("    failed to load "+classname+": "+ex );
 	        			System.err.flush();
 	        		}
             	}
         	}
         	
-		} catch ( Throwable t ) {
-			System.err.println("    failed to load "+inf.srcfilename+": "+t );
-			t.printStackTrace( System.err );
+		} catch ( Exception e ) {
+			System.err.println("    failed to load "+inf.srcfilename+": "+e );
+			e.printStackTrace( System.err );
 			System.err.flush();
 		}
 	}
diff --git a/src/jse/org/luaj/vm2/script/LuaScriptEngine.java b/src/jse/org/luaj/vm2/script/LuaScriptEngine.java
index fc7fd546..468a095d 100644
--- a/src/jse/org/luaj/vm2/script/LuaScriptEngine.java
+++ b/src/jse/org/luaj/vm2/script/LuaScriptEngine.java
@@ -189,8 +189,8 @@ public class LuaScriptEngine implements ScriptEngine, Compilable {
 			} finally { 
 				ris.close();
 			}
-		} catch ( Throwable t ) {
-			throw new ScriptException("eval threw "+t.toString());
+		} catch ( Exception e ) {
+			throw new ScriptException("eval threw "+e.toString());
 		}
 	}