diff --git a/explore_siren.ipynb b/explore_siren.ipynb
index dec3b8cb..416af4df 100644
--- a/explore_siren.ipynb
+++ b/explore_siren.ipynb
@@ -363,9 +363,10 @@
     "    sum = sin_1 + sin_2\n",
     "    \n",
     "    fig, ax = plt.subplots(figsize=(16,2))\n",
-    "    ax.plot(coords, sum)\n",
-    "    ax.plot(coords, sin_1)\n",
-    "    ax.plot(coords, sin_2)\n",
+    "    ax.plot(coords, sum, label='Sum')\n",
+    "    ax.plot(coords, sin_1, label='Sin 1')\n",
+    "    ax.plot(coords, sin_2, label='Sin 2)\n",
+    "    plt.legend(bbox_to_anchor=(1.1, 1))\n",
     "    plt.title(\"Rational multiple\")\n",
     "    plt.show()\n",
     "    \n",
@@ -374,9 +375,10 @@
     "    sum = sin_1 + sin_2\n",
     "    \n",
     "    fig, ax = plt.subplots(figsize=(16,2))\n",
-    "    ax.plot(coords, sum)\n",
-    "    ax.plot(coords, sin_1)\n",
-    "    ax.plot(coords, sin_2)\n",
+    "    ax.plot(coords, sum, label='Sum')\n",
+    "    ax.plot(coords, sin_1, label='Sin 1')\n",
+    "    ax.plot(coords, sin_2, label='Sin 2)\n",
+    "    plt.legend(bbox_to_anchor=(1.1, 1))\n",
     "    plt.title(\"Pseudo-irrational multiple\")\n",
     "    plt.show()"
    ]