diff --git a/src/main.nim b/src/main.nim
index 9aed225..4084c87 100644
--- a/src/main.nim
+++ b/src/main.nim
@@ -177,39 +177,42 @@ proc runFile(f: string, fromString: bool = false, dump: bool = true, breakpoints
         else:
             input = f
             f = "<string>"
-        tokens = tokenizer.lex(input, f)
-        if tokens.len() == 0:
-            return
-        when debugLexer:
-            styledEcho fgCyan, "Tokenization step:"
-            for i, token in tokens:
-                if i == tokens.high():
-                    # Who cares about EOF?
-                    break
-                styledEcho fgGreen, "\t", $token
-            echo ""
-        tree = parser.parse(tokens, f, tokenizer.getLines(), input)
-        if tree.len() == 0:
-            return
-        when debugParser:
-            styledEcho fgCyan, "Parsing step:"
-            for node in tree:
-                styledEcho fgGreen, "\t", $node
-            echo ""
-        compiled = compiler.compile(tree, f, tokenizer.getLines(), input, disabledWarnings=warnings, showMismatches=mismatches, mode=mode)
-        when debugCompiler:
-            styledEcho fgCyan, "Compilation step:\n"
-            debugger.disassembleChunk(compiled, f)
-            echo ""
-        var path = splitFile(f).dir
-        if path.len() > 0:
-            path &= "/"
-        path &= splitFile(f).name & ".pbc"
-        if dump and not fromString:
-            serializer.dumpFile(compiled, f, path)
-            serialized = serializer.loadFile(path)
+        if not f.endsWith(".pbc"):
+            tokens = tokenizer.lex(input, f)
+            if tokens.len() == 0:
+                return
+            when debugLexer:
+                styledEcho fgCyan, "Tokenization step:"
+                for i, token in tokens:
+                    if i == tokens.high():
+                        # Who cares about EOF?
+                        break
+                    styledEcho fgGreen, "\t", $token
+                echo ""
+            tree = parser.parse(tokens, f, tokenizer.getLines(), input)
+            if tree.len() == 0:
+                return
+            when debugParser:
+                styledEcho fgCyan, "Parsing step:"
+                for node in tree:
+                    styledEcho fgGreen, "\t", $node
+                echo ""
+            compiled = compiler.compile(tree, f, tokenizer.getLines(), input, disabledWarnings=warnings, showMismatches=mismatches, mode=mode)
+            when debugCompiler:
+                styledEcho fgCyan, "Compilation step:\n"
+                debugger.disassembleChunk(compiled, f)
+                echo ""
+            var path = splitFile(f).dir
+            if path.len() > 0:
+                path &= "/"
+            path &= splitFile(f).name & ".pbc"
+            if dump and not fromString:
+                serializer.dumpFile(compiled, f, path)
+                serialized = serializer.loadFile(path)
+            else:
+                serialized = serializer.loadBytes(serializer.dumpBytes(compiled, f))
         else:
-            serialized = serializer.loadBytes(serializer.dumpBytes(compiled, f))
+            serialized = serializer.loadFile(f)
         when debugSerializer:
             styledEcho fgCyan, "Serialization step: "
             styledEcho fgBlue, "\t- Peon version: ", fgYellow, &"{serialized.version.major}.{serialized.version.minor}.{serialized.version.patch}", fgBlue, " (commit ", fgYellow, serialized.commit[0..8], fgBlue, ") on branch ", fgYellow, serialized.branch