diff --git a/icons/a-large-small.json b/icons/a-large-small.json
index c957ea8e6..628663561 100644
--- a/icons/a-large-small.json
+++ b/icons/a-large-small.json
@@ -4,7 +4,9 @@
     "it-is-not",
     "jguddas",
     "danielbayley",
-    "ericfennis"
+    "ericfennis",
+    "vichotech",
+    "karsa-mistmere"
   ],
   "tags": [
     "letter",
diff --git a/icons/a-large-small.svg b/icons/a-large-small.svg
index 20052d81b..2ea7f7f03 100644
--- a/icons/a-large-small.svg
+++ b/icons/a-large-small.svg
@@ -9,8 +9,8 @@
   stroke-linecap="round"
   stroke-linejoin="round"
 >
-  <path d="M21 14h-5" />
-  <path d="M16 16v-3.5a2.5 2.5 0 0 1 5 0V16" />
-  <path d="M4.5 13h6" />
-  <path d="m3 16 4.5-9 4.5 9" />
+  <path d="m15 16 2.536-7.328a1.02 1.02 1 0 1 1.928 0L22 16" />
+  <path d="M15.697 14h5.606" />
+  <path d="m2 16 4.039-9.69a.5.5 0 0 1 .923 0L11 16" />
+  <path d="M3.304 13h6.392" />
 </svg>
\ No newline at end of file
diff --git a/icons/case-lower.json b/icons/case-lower.json
index 69e761ef0..df8b24200 100644
--- a/icons/case-lower.json
+++ b/icons/case-lower.json
@@ -1,7 +1,9 @@
 {
   "$schema": "../icon.schema.json",
   "contributors": [
-    "danielbayley"
+    "danielbayley",
+    "vichotech",
+    "karsa-mistmere"
   ],
   "tags": [
     "text",
@@ -11,6 +13,7 @@
     "typography"
   ],
   "categories": [
-    "text"
+    "text",
+    "development"
   ]
 }
diff --git a/icons/case-lower.svg b/icons/case-lower.svg
index 9807ad282..2f282de2a 100644
--- a/icons/case-lower.svg
+++ b/icons/case-lower.svg
@@ -9,8 +9,8 @@
   stroke-linecap="round"
   stroke-linejoin="round"
 >
-  <circle cx="7" cy="12" r="3" />
-  <path d="M10 9v6" />
-  <circle cx="17" cy="12" r="3" />
-  <path d="M14 7v8" />
+  <path d="M10 9v7" />
+  <path d="M14 6v10" />
+  <circle cx="17.5" cy="12.5" r="3.5" />
+  <circle cx="6.5" cy="12.5" r="3.5" />
 </svg>
diff --git a/icons/case-sensitive.json b/icons/case-sensitive.json
index 69e761ef0..85d939c86 100644
--- a/icons/case-sensitive.json
+++ b/icons/case-sensitive.json
@@ -1,7 +1,9 @@
 {
   "$schema": "../icon.schema.json",
   "contributors": [
-    "danielbayley"
+    "danielbayley",
+    "vichotech",
+    "karsa-mistmere"
   ],
   "tags": [
     "text",
diff --git a/icons/case-sensitive.svg b/icons/case-sensitive.svg
index 4c0487795..522701800 100644
--- a/icons/case-sensitive.svg
+++ b/icons/case-sensitive.svg
@@ -9,8 +9,8 @@
   stroke-linecap="round"
   stroke-linejoin="round"
 >
-  <path d="m3 15 4-8 4 8" />
-  <path d="M4 13h6" />
-  <circle cx="18" cy="12" r="3" />
-  <path d="M21 9v6" />
+  <path d="m2 16 4.039-9.69a.5.5 0 0 1 .923 0L11 16" />
+  <path d="M22 9v7" />
+  <path d="M3.304 13h6.392" />
+  <circle cx="18.5" cy="12.5" r="3.5" />
 </svg>
diff --git a/icons/case-upper.json b/icons/case-upper.json
index 8b4aa0458..b5cc5bcee 100644
--- a/icons/case-upper.json
+++ b/icons/case-upper.json
@@ -2,7 +2,9 @@
   "$schema": "../icon.schema.json",
   "contributors": [
     "danielbayley",
-    "jguddas"
+    "jguddas",
+    "vichotech",
+    "karsa-mistmere"
   ],
   "tags": [
     "text",
@@ -12,6 +14,7 @@
     "typography"
   ],
   "categories": [
-    "text"
+    "text",
+    "development"
   ]
 }
diff --git a/icons/case-upper.svg b/icons/case-upper.svg
index 66ae9a0e8..0d2c9585a 100644
--- a/icons/case-upper.svg
+++ b/icons/case-upper.svg
@@ -9,7 +9,7 @@
   stroke-linecap="round"
   stroke-linejoin="round"
 >
-  <path d="m3 15 4-8 4 8" />
-  <path d="M4 13h6" />
-  <path d="M15 11h4.5a2 2 0 0 1 0 4H15V7h4a2 2 0 0 1 0 4" />
+  <path d="M15 11h4.5a1 1 0 0 1 0 5h-4a.5.5 0 0 1-.5-.5v-9a.5.5 0 0 1 .5-.5h3a1 1 0 0 1 0 5" />
+  <path d="m2 16 4.039-9.69a.5.5 0 0 1 .923 0L11 16" />
+  <path d="M3.304 13h6.392" />
 </svg>