diff --git a/src/RegexpConverter.cc b/src/RegexpConverter.cc
index 4819768..b7ac056 100644
--- a/src/RegexpConverter.cc
+++ b/src/RegexpConverter.cc
@@ -230,7 +230,7 @@ static void regsubst(const StreamFormat& fmt, StreamBuffer& buffer, size_t start
         }
         buffer.replace(start+c+ovector[0], l, s);
         length += s.length() - l;
-        c += s.length();
+        c += ovector[0] + s.length();
         if (n == fmt.prec) // max match reached
             return;
     }
diff --git a/src/StreamProtocol.cc b/src/StreamProtocol.cc
index 6c57e42..165d460 100644
--- a/src/StreamProtocol.cc
+++ b/src/StreamProtocol.cc
@@ -512,20 +512,31 @@ Each time newline is read, line is incremented.
                     buffer(token));
                 return false;
             }
-            if (c == '$' && buffer[-1] == '\\')
-            {
-                // quoted variable reference
-                // terminate string here and do variable in next pass
-                buffer[-1] = quote;
-                ungetc(c, file);
-                break;
-            }
             buffer.append(c);
-            if (c == quote && buffer[-2] != '\\')
+            if (c == quote)
             {
                 quote = false;
                 break;
             }
+            if (c == '\\')
+            {
+                c = getc(file);
+                if (c == '$')
+                {
+                    // quoted variable reference
+                    // terminate string here and do variable in next pass
+                    buffer[-1] = quote;
+                    ungetc(c, file);
+                    break;
+                }
+                if (c == EOF || c == '\n')
+                {
+                    error(line, filename(), "Backslash at end of line: %s\n",
+                        buffer(token));
+                    return false;
+                }
+                buffer.append(c);
+            }
             c = getc(file);
         }
         buffer.append('\0').append(&l, sizeof(l)); // append line number