diff --git a/courses/CSCI-2200.html b/courses/CSCI-2200.html
index 9f3a2a01e..4bc9a6e6d 100644
--- a/courses/CSCI-2200.html
+++ b/courses/CSCI-2200.html
@@ -139,7 +139,7 @@
                     <li>Alex Algernon Theodore Gittens</li>
                   </ul>
                   <span class="course-capacity">
-                    Seats Taken: 212/250
+                    Seats Taken: 211/250
                   </span>
                 </div>
               </td>
diff --git a/courses/MATH-2400.html b/courses/MATH-2400.html
index a6112bdf7..09299a39c 100644
--- a/courses/MATH-2400.html
+++ b/courses/MATH-2400.html
@@ -132,7 +132,7 @@
                     <li>Wing Sze E Kam</li>
                   </ul>
                   <span class="course-capacity">
-                    Seats Taken: 461/540
+                    Seats Taken: 460/540
                   </span>
                 </div>
               </td>
diff --git a/courses/MATH-4800.html b/courses/MATH-4800.html
index c01b59a60..a58033cd3 100644
--- a/courses/MATH-4800.html
+++ b/courses/MATH-4800.html
@@ -137,7 +137,7 @@
                     <li>Jeffrey William Banks</li>
                   </ul>
                   <span class="course-capacity">
-                    Seats Taken: 70/75
+                    Seats Taken: 69/75
                   </span>
                 </div>
               </td>
diff --git a/courses/PHYS-4210.html b/courses/PHYS-4210.html
index f7402b0be..2bea7fa36 100644
--- a/courses/PHYS-4210.html
+++ b/courses/PHYS-4210.html
@@ -45,7 +45,7 @@
             Prereqs:
           </div>
           <div id="prereq-classes" class="rel-info-courses">
-            <a class="course-pill" href="PHYS-2220.html">PHYS-2220 Quantum Physics II</a>
+            <a class="course-pill" href="PHYS-2210.html">PHYS-2210 Quantum Physics I</a>
             <div class="pr-and">and</div>
             <a class="course-pill" href="MATH-4600.html">MATH-4600 Advanced Calculus</a>
           </div>
diff --git a/courses/PHYS-4420.html b/courses/PHYS-4420.html
index 1b2a7f58f..251c10516 100644
--- a/courses/PHYS-4420.html
+++ b/courses/PHYS-4420.html
@@ -45,11 +45,11 @@
             Prereqs:
           </div>
           <div id="prereq-classes" class="rel-info-courses">
+            <a class="course-pill" href="PHYS-2220.html">PHYS-2220 Quantum Physics II</a>
+            <div class="pr-and">and</div>
             <a class="course-pill" href="MATH-2400.html">MATH-2400 Introduction to Differential Equations</a>
             <div class="pr-and">and</div>
             <a class="course-pill" href="MATH-2010.html">MATH-2010 Multivariable Calculus and Matrix Algebra</a>
-            <div class="pr-and">and</div>
-            <a class="course-pill" href="PHYS-2220.html">PHYS-2220 Quantum Physics II</a>
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         </div>
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@@ -136,20 +136,7 @@
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               <td colspan="2" class="term summer not-offered">
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-              <td class="term fall offered">
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-                  <span class="term-course-info">
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-                  <ul class="prof-list">
-                    <li>Humberto Terrones Maldonado</li>
-                    <li>Wayne G Roberge</li>
-                    <li>Gyorgy Korniss</li>
-                  </ul>
-                  <span class="course-capacity">
-                    Seats Taken: 0/25
-                  </span>
-                </div>
+              <td class="term fall not-offered">
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             <tr>