diff --git a/tableone.ipynb b/tableone.ipynb
index 31248a5..dd033e1 100644
--- a/tableone.ipynb
+++ b/tableone.ipynb
@@ -1018,7 +1018,7 @@
        "      <th>Missing</th>\n",
        "      <th>0</th>\n",
        "      <th>1</th>\n",
-       "      <th>p-value</th>\n",
+       "      <th>P-Value</th>\n",
        "      <th>Test</th>\n",
        "    </tr>\n",
        "  </thead>\n",
@@ -1124,7 +1124,7 @@
       ],
       "text/plain": [
        "                         Grouped by death                                                               \n",
-       "                                  Missing                 0                 1 p-value               Test\n",
+       "                                  Missing                 0                 1 P-Value               Test\n",
        "n                                                       864               136                           \n",
        "Age, median [Q1,Q3]                     0  66.0 [52.8,78.0]  75.0 [62.0,83.0]  <0.001     Kruskal-Wallis\n",
        "SysABP, mean (SD)                     291      115.4 (38.3)      107.6 (49.4)   0.134  Two Sample T-test\n",