diff --git a/src/main/kotlin/com/anthonycicchetti/cs5004/assignment5/MarbleSolitaireControllerImpl.kt b/src/main/kotlin/com/anthonycicchetti/cs5004/assignment5/MarbleSolitaireControllerImpl.kt
index 512ac24..cc814be 100644
--- a/src/main/kotlin/com/anthonycicchetti/cs5004/assignment5/MarbleSolitaireControllerImpl.kt
+++ b/src/main/kotlin/com/anthonycicchetti/cs5004/assignment5/MarbleSolitaireControllerImpl.kt
@@ -28,7 +28,7 @@ class MarbleSolitaireControllerImpl(private val rd: Readable, private val ap: Ap
                 ap.appendln("Invalid input. Try again.")
             }
 
-            val (fromRow, fromCol, toRow, toCol) = filteredInput.map { it.toInt() - 48 }
+            val (fromRow, fromCol, toRow, toCol) = filteredInput.map { it.toInt() - 49 }
 
             model.move(fromRow, fromCol, toRow, toCol)