diff --git a/src/_icons/wave-saw-tool.svg b/src/_icons/wave-saw-tool.svg
new file mode 100644
index 000000000..411d23b33
--- /dev/null
+++ b/src/_icons/wave-saw-tool.svg
@@ -0,0 +1,5 @@
+---
+---
+<svg>
+    <path d="M3 12 h5 l4 8 v-16 l4 8h5"/>
+</svg>
diff --git a/src/_icons/wave-sine.svg b/src/_icons/wave-sine.svg
new file mode 100644
index 000000000..0e9a4ff70
--- /dev/null
+++ b/src/_icons/wave-sine.svg
@@ -0,0 +1,5 @@
+---
+---
+<svg>
+    <path d="M21 12 h -2 c -0.894 0 -1.662 -0.857 -1.761 -2 c -0.296 -3.45 -0.749 -6 -2.749 -6 s -2.5 3.582 -2.5 8 s -0.5 8 -2.5 8 s -2.452 -2.547 -2.749 -6 c -0.1 -1.147 -0.867 -2 -1.763 -2 h -2"/>
+</svg>
diff --git a/src/_icons/wave-square.svg b/src/_icons/wave-square.svg
new file mode 100644
index 000000000..079c12ede
--- /dev/null
+++ b/src/_icons/wave-square.svg
@@ -0,0 +1,5 @@
+---
+---
+<svg>
+  <path d="M3 12 h5 v8 h4 v-16 h4 v8 h5"></path>
+</svg>
diff --git a/src/_icons/activity.svg b/src/_icons/wave-triangle.svg
similarity index 50%
rename from src/_icons/activity.svg
rename to src/_icons/wave-triangle.svg
index c48e2e7e5..f42fa1195 100644
--- a/src/_icons/activity.svg
+++ b/src/_icons/wave-triangle.svg
@@ -2,5 +2,5 @@
 tags: [pulse, motion, health, action]
 ---
 <svg>
-  <polyline points="21 12 17 12 14 20 10 4 7 12 3 12" />
+  <path d="M3 12h4l3 8l4 -16l3 8h4"/>
 </svg>