diff --git a/Libraries/LibWeb/CSS/CSSStyleRule.cpp b/Libraries/LibWeb/CSS/CSSStyleRule.cpp
index a520a75b68e..17298b73bb4 100644
--- a/Libraries/LibWeb/CSS/CSSStyleRule.cpp
+++ b/Libraries/LibWeb/CSS/CSSStyleRule.cpp
@@ -9,6 +9,7 @@
 #include <LibWeb/Bindings/Intrinsics.h>
 #include <LibWeb/CSS/CSSRuleList.h>
 #include <LibWeb/CSS/CSSStyleRule.h>
+#include <LibWeb/CSS/CSSStyleSheet.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/CSS/StyleComputer.h>
 
diff --git a/Libraries/LibWeb/CSS/CascadedProperties.cpp b/Libraries/LibWeb/CSS/CascadedProperties.cpp
index ccf11f243aa..66e4495983b 100644
--- a/Libraries/LibWeb/CSS/CascadedProperties.cpp
+++ b/Libraries/LibWeb/CSS/CascadedProperties.cpp
@@ -7,6 +7,7 @@
 #include <LibWeb/CSS/CSSStyleDeclaration.h>
 #include <LibWeb/CSS/CascadedProperties.h>
 #include <LibWeb/CSS/Parser/Parser.h>
+#include <LibWeb/DOM/Element.h>
 
 namespace Web::CSS {
 GC_DEFINE_ALLOCATOR(CascadedProperties);
diff --git a/Libraries/LibWeb/HTML/HTMLTableElement.cpp b/Libraries/LibWeb/HTML/HTMLTableElement.cpp
index ba2b57b971f..9423e2f8506 100644
--- a/Libraries/LibWeb/HTML/HTMLTableElement.cpp
+++ b/Libraries/LibWeb/HTML/HTMLTableElement.cpp
@@ -13,6 +13,7 @@
 #include <LibWeb/CSS/StyleValues/CSSKeywordValue.h>
 #include <LibWeb/CSS/StyleValues/ImageStyleValue.h>
 #include <LibWeb/CSS/StyleValues/LengthStyleValue.h>
+#include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/ElementFactory.h>
 #include <LibWeb/DOM/HTMLCollection.h>
 #include <LibWeb/HTML/HTMLTableColElement.h>